{"title":"Performance","description":"\u003cp\u003eOEM-spec PAG oils, UV dyes and sealers formulated for clean, reliable automotive A\/C service.\u003c\/p\u003e","products":[{"product_id":"vacuum-pump-oil-iso-vg46","title":"Synthetic Vacuum Pump Oil — ISO VG46 (Quart \u0026 Gallon)","description":"\u003cp\u003e\u003cstrong\u003eSynthetic vacuum pump oil ISO VG 46\u003c\/strong\u003e engineered for HVAC, refrigeration, and laboratory vacuum work — the only chemistry that pulls deep vacuum without foaming, oxidizing, or trapping moisture. Cheap mineral oil ruins expensive pumps. Your $200 vacuum pump deserves better than $5 oil from the auto-parts aisle.\u003c\/p\u003e\u003cp\u003eHCPRO Performance VPO-46 is a \u003cstrong\u003epremium synthetic vacuum pump lubricant\u003c\/strong\u003e with viscosity index 118, ~46 cSt at 40°C, and ultra-low vapor pressure. The additive package combines \u003cstrong\u003eanti-foam, anti-corrosion, anti-oxidation, and anti-wear chemistry\u003c\/strong\u003e specifically formulated for rotary-vane vacuum service. Compatible with \u003cstrong\u003eRobinair, Yellow Jacket, JB Industries, Fieldpiece, HCPRO HCBK-12DC, HCEC-6S, and other rotary vane, scroll, piston, and diaphragm vacuum pumps\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eHVAC service techs pulling refrigerant evacuations below 500 microns. Refrigeration contractors servicing commercial cold rooms and walk-ins. Mobile auto A\/C technicians doing recharges. Lab technicians running rotary-vane vacuum equipment. Anyone whose pump cost more than $100 and whose customer expects a clean install.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eChange after every \u003cstrong\u003e1–3 evacuations\u003c\/strong\u003e or whenever the sight glass shows cloudy, dark, or contaminated oil. Always change before a deep-vacuum job (compressor burnout, large refrigeration system, A2L line set). Use at every \u003cstrong\u003evacuum pump oil change interval\u003c\/strong\u003e the OEM specifies — typically every 20–30 hours of run time for HVAC service pumps. ISO VG 46 is the industry-standard viscosity; verify your pump's spec sheet, but most HVAC vacuum pumps call for this exact grade.\u003c\/p\u003e\u003ch3\u003eWhy synthetic instead of mineral pump oil\u003c\/h3\u003e\u003cp\u003eSynthetic oil resists oxidation, holds viscosity at high pump temperatures, and absorbs significantly less moisture than mineral. The result: \u003cstrong\u003edeeper vacuum, 3–5× longer oil life, and reduced pump wear\u003c\/strong\u003e. Mineral oil starts breaking down within a few hours of operation — synthetic holds for dozens. Mineral foams during deep pulls and caps your achievable vacuum at ~1,000 microns; synthetic with low vapor pressure goes below 100 microns on a clean system.\u003c\/p\u003e\u003cp\u003eAvailable in \u003cstrong\u003equart (32 oz)\u003c\/strong\u003e and \u003cstrong\u003egallon (128 oz)\u003c\/strong\u003e sizes, plus 2-pack, 4-pack, and 12-pack quart presentations for shops and high-volume service techs. \u003cem\u003eManufactured in the USA to OEM vacuum pump lubricant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each 32 oz","offer_id":50844554854701,"sku":"02-0028","price":14.2,"currency_code":"USD","in_stock":false},{"title":"32 oz (Pack 2)","offer_id":50844554887469,"sku":"02-0028-2","price":27.64,"currency_code":"USD","in_stock":false},{"title":"32 oz (Pack 4)","offer_id":50844554920237,"sku":"02-0028-4","price":55.09,"currency_code":"USD","in_stock":false},{"title":"32 oz (Pack 12)","offer_id":50844554985773,"sku":"02-0028-12","price":132.99,"currency_code":"USD","in_stock":false},{"title":"Each Gallon 128 oz","offer_id":50844555018541,"sku":"02-0039","price":43.85,"currency_code":"USD","in_stock":false},{"title":"Gallon 128 oz (Pack 4)","offer_id":50844555051309,"sku":"02-0039-4","price":124.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/HCPRO_Products__0337_PROD_IMG_B2C_VACUUMPUMPLUB_32_FRONT.jpg?v=1750447324"},{"product_id":"uv-dye-universal-pag-oil-for-r134a-ac-systems","title":"UV Dye Universal PAG Oil for R134a AC Systems – 8oz","description":"\u003cp\u003e\u003cstrong\u003eUniversal PAG oil with built-in UV dye for R-134a A\/C leak detection\u003c\/strong\u003e — formulated to blend with PAG 46, PAG 100, and PAG 150 systems. When you don't know what's in the compressor and you're chasing an intermittent leak, this is the bottle that goes in. Top off, run the system, and the dye shows you the leak under any UV light. Skip the separate dye injector, skip the dosing math.\u003c\/p\u003e\u003cp\u003eHCPRO Performance Universal UV PAG is an \u003cstrong\u003e8 oz \/ 237 mL automotive A\/C compressor lubricant + fluorescent leak detection additive\u003c\/strong\u003e. Universal viscosity blend (~46–100 cSt) mixes with any existing PAG grade. Built-in dye meets \u003cstrong\u003eSAE J2297\u003c\/strong\u003e UV detection standard. For \u003cstrong\u003eR-134a systems in domestic and imported autos, light-duty trucks, and standard service equipment\u003c\/strong\u003e. NOT for R-1234yf, hybrid, or EV compressors.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eAuto A\/C techs chasing intermittent R-134a leaks. Mobile mechanics doing recharges where systems lose charge between visits. Fleet techs servicing mixed inventories where OEM PAG spec isn't always known. Independent shops that want one universal bottle instead of three viscosities.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eAdd during recharge to diagnose slow leaks you can't visually locate. Inject 1–2 oz per circuit for diagnostic; refer to OEM spec for full compressor replacement (4–8 oz typical). Run A\/C 10–15 minutes, inspect with UV light (365–400 nm) — leaks glow fluorescent green-yellow at fittings and seals. 8 oz covers 4–8 diagnostic jobs.\u003c\/p\u003e\u003ch3\u003eWhy universal UV PAG vs grade-specific PAG\u003c\/h3\u003e\u003cp\u003eOne bottle covers any PAG 46\/100\/150 system — no need to stock three viscosities. Built-in dye eliminates separate injection. For a known OEM viscosity spec, use grade-specific PAG (46\/100\/150 UV); for unknown systems or universal top-off, this is the answer.\u003c\/p\u003e\u003cp\u003eSingle 8 oz bottle, moisture-sealed packaging. \u003cem\u003eManufactured in the USA to OEM compressor lubricant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each 8 oz Bottle","offer_id":50868571078957,"sku":"02-0036","price":15.5,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (6 Pack)","offer_id":50868571111725,"sku":"02-0036-6A","price":65.0,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (12 Pack)","offer_id":50868571144493,"sku":"02-0036-12A","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/63ca3c28-Product_Image_2000x2000_0079_PROD_IMG_B2C_PU_UV-LUB_8_FRONT.jpg?v=1749680885"},{"product_id":"pag-150-oil-for-r134a-ac-systems","title":"PAG 150 Oil for R134a AC Systems – 8oz Compressor Lubricant","description":"\u003cp\u003e\u003cstrong\u003ePAG 150 compressor oil for R-134a heavy-duty A\/C systems\u003c\/strong\u003e — high-viscosity polyalkylene glycol for trucks, heavy-duty vehicles, fleet applications, and light HVAC equipment running R-134a. Premium synthetic with excellent film strength, thermal stability, and wear protection under high-pressure operation.\u003c\/p\u003e\u003cp\u003eHCPRO Performance PAG 150 is an \u003cstrong\u003e8 oz \/ 237 mL heavy-viscosity automotive A\/C compressor lubricant\u003c\/strong\u003e. ISO VG 150 \/ SUS 300, specific gravity 0.93, flash point 455°F, pour point -31°F, color yellow-clear tint, pH 7. Meets ASTM D445, D2270, D92, D97, D974, D2783, ANSI-ASHRAE 97-1989, and FZG standards. For \u003cstrong\u003eR-134a A\/C systems specifying PAG 150\u003c\/strong\u003e — heavy-duty trucks, fleet vehicles, certain commercial applications, light HVAC equipment. NOT for R-1234yf, hybrid, or EV compressors.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eHeavy-duty truck A\/C technicians. Fleet maintenance teams servicing commercial vehicles. Auto A\/C techs working on full-size SUVs and pickups where OEMs spec heavier viscosity. Service techs on certain commercial refrigeration and light HVAC units running R-134a with PAG 150.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eDuring R-134a A\/C compressor service when the OEM calls for ISO VG 150. Full compressor refill: 4–8 oz per OEM spec (heavy-duty systems often run higher capacities — check the manual). Top-off after recharge: 1–2 oz per circuit. The right choice for high-pressure or high-load applications.\u003c\/p\u003e\u003ch3\u003eWhy PAG 150 vs PAG 100, PAG 46, or POE\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003ePAG 150\u003c\/strong\u003e is the heavy-duty choice for high-pressure R-134a compressors. \u003cstrong\u003ePAG 100\u003c\/strong\u003e is standard for domestic vehicles; \u003cstrong\u003ePAG 46\u003c\/strong\u003e for lighter-duty imports. \u003cstrong\u003ePOE\u003c\/strong\u003e is for modern HFC and A2L refrigerant systems — not compatible with R-134a PAG systems. Running PAG 100 in a PAG 150 system causes premature wear under load.\u003c\/p\u003e\u003cp\u003eSingle 8 oz bottle, sealed leak-proof packaging, 2–3 year shelf life unopened. \u003cem\u003eManufactured in the USA to OEM compressor lubricant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each 8 oz Bottle","offer_id":50868170522925,"sku":"02-0032","price":11.99,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (6 Pack)","offer_id":50868170555693,"sku":"02-0032-6","price":52.85,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (12 Pack)","offer_id":50868170588461,"sku":"02-0032-12","price":85.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/4ddce168-Product_Image_2000x2000_0083_PROD_IMG_B2C_P1500-LUB_8_FRONT.jpg?v=1761590373"},{"product_id":"4g-mineral-refrigeration-oil-sus300-iso-vg68","title":"4G Mineral Refrigeration Oil SUS300 – ISO VG68 Lubricant","description":"\u003cp\u003e\u003cstrong\u003eMineral refrigeration oil ISO VG 68 for R-22, R-134a, R-404a, R-502, and R-290\/R-600a hydrocarbon systems\u003c\/strong\u003e — heavier viscosity for heavy-duty commercial refrigeration, higher-pressure applications, and reciprocating compressors that demand more film strength. Premium refinery-grade mineral lubricant.\u003c\/p\u003e\u003cp\u003eHCPRO Performance 4G is a \u003cstrong\u003erefinery-grade mineral compressor lubricant with SUS 300 \/ ISO VG 68 viscosity\u003c\/strong\u003e (~68 cSt at 40°C). Flash point ~220°C \/ 430°F, pour point ~-22°F, wax-free formulation prevents floc in evaporators. Compatible with \u003cstrong\u003eR-22, R-134a, R-404A, R-502, R-290 propane, R-600a isobutane, CFC, HCFC, and ammonia refrigerants\u003c\/strong\u003e. Works in reciprocating, rotary, and hermetic compressors used in residential, commercial, and industrial applications.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eHeavy-duty commercial refrigeration techs. Walk-in cooler and freezer service techs servicing larger units. Industrial refrigeration contractors. Appliance repair techs working on R-600a household refrigerators that spec heavier viscosity. Anyone servicing higher-pressure R-22 or R-404a commercial equipment.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eDuring compressor refill on R-22, R-134a, R-404a, R-502, or hydrocarbon systems specifying ISO VG 68. Use during routine service at OEM-specified intervals. Critical for high-pressure or heavy-duty applications where lighter-viscosity VG 32 won't maintain film strength under load.\u003c\/p\u003e\u003ch3\u003eWhy mineral 4G vs 3G, PAG, or POE\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003e4G VG 68\u003c\/strong\u003e for heavy-duty commercial and high-pressure mineral-oil systems. \u003cstrong\u003e3G VG 32\u003c\/strong\u003e for general HVAC and lower-temp refrigeration. \u003cstrong\u003ePOE\u003c\/strong\u003e for modern HFC\/A2L (R-410A, R-32) — mineral is NOT compatible with HFC refrigerants beyond R-134a. \u003cstrong\u003ePAG\u003c\/strong\u003e for R-134a automotive only. Hydrocarbons (R-290, R-600a) are chemically similar to mineral oil for full miscibility.\u003c\/p\u003e\u003cp\u003eAvailable in quart and gallon sizes. Refinery-grade, 3–5 year shelf life sealed. 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Universal compatibility with HFC, HFO, A2L, and hydrocarbon refrigerants AND all major oil types (POE, PAG, mineral, alkylbenzene).\u003c\/p\u003e\u003cp\u003eHCPRO Performance HCLSK2 is a \u003cstrong\u003epre-charged 2 oz refrigerant-soluble sealant with anti-corrosion additive package\u003c\/strong\u003e. Compatible refrigerants: \u003cstrong\u003eR-134a, R-410A, R-22, R-1234yf, R-404A, R-407C, R-290 propane, R-600 butane\u003c\/strong\u003e. NOT for ammonia systems. Compatible oils: POE, mineral, PAG, alkylbenzene. Rated for operation up to \u003cstrong\u003e800 PSI\u003c\/strong\u003e. Treats systems \u003cstrong\u003eup to 6 tons of refrigeration per syringe\u003c\/strong\u003e. Includes 45° swivel adapter for tight low-side service ports.\u003c\/p\u003e\u003ch3\u003eWho this sealant is for\u003c\/h3\u003e\u003cp\u003eHVAC technicians chasing slow refrigerant loss on residential split systems and mini-splits. Mobile auto A\/C techs sealing leaks without recovering refrigerant. Refrigeration contractors restoring system pressure on walk-in coolers and reach-ins. Fleet maintenance crews keeping commercial A\/C units running. Anyone whose customer's system is losing 1–2 oz per week and they don't want a $1,500 compressor replacement.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eFor \u003cstrong\u003emicro-leaks, pinhole leaks, and porous metal leaks\u003c\/strong\u003e that drop pressure over weeks or months but aren't visually locatable. Screw the 45° adapter onto the syringe, connect to the low-side service port, inject with the system running. \u003cstrong\u003eNo refrigerant recovery required\u003c\/strong\u003e. One 2 oz syringe treats up to a 6-ton system. NOT for mechanical leaks at loose fittings, fractured copper, or split hoses — replace those components.\u003c\/p\u003e\u003ch3\u003eWhy HCLSK2 vs cheap stop-leak products\u003c\/h3\u003e\u003cp\u003eCheap stop-leak uses polymer chemistry that hardens throughout the system and \u003cstrong\u003eclogs TXVs, orifices, and evaporator coils\u003c\/strong\u003e. HCLSK2's refrigerant-soluble formula only reacts at leak points where it contacts atmosphere — the rest of the system stays clean. Anti-corrosion additive prevents the underlying corrosion that caused the leak from spreading. Rated to 800 PSI for R-410A high-pressure systems. Universal oil and refrigerant compatibility.\u003c\/p\u003e\u003cp\u003eAvailable in \u003cstrong\u003esingle 2 oz syringe\u003c\/strong\u003e, \u003cstrong\u003e2-pack, 4-pack, and 12-pack\u003c\/strong\u003e at trade pricing. \u003cem\u003eManufactured in the USA to industry HVAC-R sealant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each 2 oz Syringe","offer_id":50868884308269,"sku":"02-0076","price":48.3,"currency_code":"USD","in_stock":false},{"title":"2 oz Syringe (2 Pack)","offer_id":50868884341037,"sku":"02-0076-2","price":88.38,"currency_code":"USD","in_stock":true},{"title":"2 oz Syringe (4 Pack)","offer_id":50868884373805,"sku":"02-0076-4","price":168.91,"currency_code":"USD","in_stock":true},{"title":"2 oz Syringe (12 Pack)","offer_id":50868884406573,"sku":"02-0076-12","price":465.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/d53ace0a-Product_Image_2000x2000_0063_PROD_IMG_B2C_2OZ_LEAK-SEALER_HVAC-R_2.jpg?v=1765381917"},{"product_id":"pag-46-oil-for-r134a-ac-systems","title":"PAG 46 Oil for R134a AC Systems – 8oz Compressor Lubricant","description":"\u003cp\u003e\u003cstrong\u003ePAG 46 compressor oil for R-134a A\/C systems\u003c\/strong\u003e — light-viscosity polyalkylene glycol matched to OEM specs for imported and compact passenger vehicle compressors. Premium synthetic lubricant with superior thermal stability, low pour point, and acid-resistant chemistry.\u003c\/p\u003e\u003cp\u003eHCPRO Performance PAG 46 is an \u003cstrong\u003e8 oz \/ 237 mL light-viscosity automotive A\/C compressor lubricant\u003c\/strong\u003e. ISO VG 46 \/ SUS 150 \/ SUS 59 at 100°F, specific gravity 0.93, flash point 442°F, pour point -36°F, color white-clear. Meets ASTM D445, D2270, D92, D97, D974, D2783, ANSI-ASHRAE 97-1989, and FZG standards. For \u003cstrong\u003eR-134a A\/C systems specifying PAG 46\u003c\/strong\u003e — many Asian imports, compact passenger vehicles, certain truck applications. NOT for R-1234yf, hybrid, or EV compressors (those require POE).\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eAuto A\/C technicians servicing imports and compact vehicles where OEM specifies PAG 46. Mobile mechanics doing recharges on light-duty applications. Fleet shops servicing import inventories. Professional AC service shops and DIY mechanics.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eDuring R-134a A\/C compressor service when the OEM calls for ISO VG 46 viscosity. Full compressor refill: 4–8 oz per OEM spec. Top-off after refrigerant recharge: 1–2 oz per circuit. Always verify the vehicle service manual — running the wrong viscosity grade shortens compressor life and reduces cooling efficiency.\u003c\/p\u003e\u003ch3\u003eWhy PAG 46 vs PAG 100, PAG 150, or POE\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003ePAG 46\u003c\/strong\u003e is the correct match when the OEM specifies VG 46 — typically lighter-duty R-134a systems. \u003cstrong\u003ePAG 100\u003c\/strong\u003e for standard domestic vehicles; \u003cstrong\u003ePAG 150\u003c\/strong\u003e for heavy-duty. \u003cstrong\u003ePOE\u003c\/strong\u003e is for modern R-1234yf, R-410A, R-32, and A2L systems — not interchangeable with PAG. For leak detection in one step, use our PAG 46 UV variant.\u003c\/p\u003e\u003cp\u003eSingle 8 oz bottle, sealed leak-proof packaging, 2–3 year shelf life unopened. \u003cem\u003eManufactured in the USA to OEM compressor lubricant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each 8 oz Bottle","offer_id":50869144256813,"sku":"02-0030","price":10.82,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (6 pack)","offer_id":50869144289581,"sku":"02-0030-A6","price":51.8,"currency_code":"USD","in_stock":false},{"title":"8 oz Bottle (12 pack)","offer_id":50869144322349,"sku":"02-0030-B12","price":84.35,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/4420b3fd-Product_Image_2000x2000_0091_PROD_IMG_B2C_P46-LUB_8_FRONT.jpg?v=1761590378"},{"product_id":"hvac-flush-solvent","title":"HVAC Flash Flush Solvent — Removes Acid After Compressor Burnout (32oz)","description":"\u003cp\u003e\u003cstrong\u003eHVAC flush solvent for post-burnout line-set cleaning, refrigerant retrofit prep, and major system service\u003c\/strong\u003e — the OEM-warranty-compliant flush that Copeland, Bristol, and most major compressor manufacturers require on burnout replacements. Skip the flush, void the warranty.\u003c\/p\u003e\u003cp\u003eHCPRO Performance Flash Flush is a \u003cstrong\u003e32 oz (1 quart \/ 946 mL) solvent-based HVAC-R line cleaner\u003c\/strong\u003e. Active ingredients: heptane (CAS 142-82-5) and isopropyl alcohol (CAS 67-63-0). Coverage: \u003cstrong\u003e10–15 tons of refrigeration per quart\u003c\/strong\u003e. Specific gravity 0.68–0.72 g\/mL, boiling point \u0026gt;100°F. Universal refrigerant compatibility: \u003cstrong\u003eR-410A, R-32, R-22, R-134a, R-1234yf, R-404A, R-290 propane, R-600a isobutane, and R-12\u003c\/strong\u003e. Safe on copper, brass, aluminum, and rubber.\u003c\/p\u003e\u003ch3\u003eWho this flush is for\u003c\/h3\u003e\u003cp\u003eHVAC technicians replacing compressors on residential and light-commercial systems. Refrigeration contractors servicing walk-in coolers and freezers after compressor failure. Automotive A\/C technicians flushing line sets after burnout. Anyone whose customer paid for a compressor replacement and expects the new one to last more than 90 days.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eAfter every compressor burnout (mandatory for OEM warranty compliance). During R-22 to R-410A or A2L refrigerant retrofits. After major system contamination from acid, carbon, or moisture. Push through line set with \u003cstrong\u003edry nitrogen at 150 PSI\u003c\/strong\u003e — NEVER compressed air or oxygen. One quart per 10–15 tons; double for severely contaminated systems. Allow 15–30 minutes evaporation before pulling vacuum, then evacuate to 500 microns and recharge.\u003c\/p\u003e\u003ch3\u003eWhy this flush vs cheap alternatives\u003c\/h3\u003e\u003cp\u003eIndustry-standard heptane + IPA chemistry — the same active ingredients used by major-brand HVAC flushes. Universal refrigerant compatibility (works on every system on the truck). Documented OEM warranty compliance (keep the invoice with the service record). USA-manufactured to industry HVAC flush standards.\u003c\/p\u003e\u003cp\u003eAvailable in single 32 oz can and 6-pack at trade pricing. \u003cstrong\u003eFlammable liquid, DOT Class 3 — ground shipping only\u003c\/strong\u003e within US 48 states. \u003cem\u003eManufactured in the USA to industry HVAC flush standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each 32 oz","offer_id":50869283488045,"sku":"02-0025","price":29.97,"currency_code":"USD","in_stock":true},{"title":"32 oz (6 Pack)","offer_id":50869283520813,"sku":"02-0025-6","price":153.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/80ca78a4-FLUSH-1-2000x2000-72dpi.jpg?v=1749680885"},{"product_id":"pag-100-oil-for-r134a-ac-systems","title":"PAG 100 Oil for R134a AC Systems – 8oz Premium Lubricant","description":"\u003cp\u003e\u003cstrong\u003ePAG 100 compressor oil for R-134a automotive A\/C systems\u003c\/strong\u003e — the standard viscosity grade for most domestic vehicle R-134a compressors. Premium polyalkylene glycol synthetic lubricant with superior thermal stability, low pour point, and acid-resistant chemistry. The most common PAG grade in service trucks.\u003c\/p\u003e\u003cp\u003eHCPRO Performance PAG 100 is an \u003cstrong\u003e8 oz \/ 237 mL standard-viscosity automotive A\/C compressor lubricant\u003c\/strong\u003e. ISO VG 100 \/ SUS 98 at 100°F, specific gravity 0.93, flash point 450°F, pour point -36°F, pH 7. Meets ASTM D445, D2270, D92, D97, D974, D2783, ANSI-ASHRAE 97-1989, and FZG standards. For \u003cstrong\u003eR-134a A\/C systems specifying PAG 100\u003c\/strong\u003e — most domestic vehicles (GM, Ford, Chrysler) and many imports. NOT for R-1234yf, hybrid, or EV compressors.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eAuto A\/C technicians servicing domestic R-134a vehicles where OEM specifies PAG 100 (most common viscosity grade). Mobile mechanics, fleet service teams, independent repair shops. The go-to bottle for the majority of R-134a service work.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eDuring R-134a A\/C compressor service when the OEM calls for ISO VG 100. Full compressor refill: 4–8 oz per OEM spec. Top-off after refrigerant recharge: 1–2 oz per circuit. Most domestic vehicle service manuals specify PAG 100 — always verify before injection.\u003c\/p\u003e\u003ch3\u003eWhy PAG 100 vs PAG 46, PAG 150, or POE\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003ePAG 100\u003c\/strong\u003e is the standard mid-range viscosity for most R-134a domestic vehicles. \u003cstrong\u003ePAG 46\u003c\/strong\u003e is for lighter-duty imports; \u003cstrong\u003ePAG 150\u003c\/strong\u003e for heavy-duty trucks. \u003cstrong\u003ePOE\u003c\/strong\u003e is for modern R-1234yf, R-410A, and A2L refrigerant systems — not compatible with R-134a PAG systems without proper retrofit. For leak detection in one step, use our PAG 100 UV variant.\u003c\/p\u003e\u003cp\u003eSingle 8 oz bottle, sealed leak-proof packaging, 2–3 year shelf life unopened. \u003cem\u003eManufactured in the USA to OEM compressor lubricant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each 8 oz Bottle","offer_id":51534008746285,"sku":"02-0038","price":11.39,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (6 Pack)","offer_id":51534008779053,"sku":"02-0038-6","price":54.0,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (12 Pack)","offer_id":51534008811821,"sku":"02-0038-12","price":92.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/b3534a79-Product_Image_2000x2000_0087_PROD_IMG_B2C_P100-LUB_8_FRONT.jpg?v=1761590383"},{"product_id":"3g-mineral-refrigeration-oil-sus150-iso-vg32","title":"3G Mineral Refrigeration Oil SUS150 - ISO VG32 HVAC Lubricant","description":"\u003cp\u003e\u003cstrong\u003eMineral refrigeration oil ISO VG 32 for R-22, R-502, R-290, R-600a, and legacy CFC\/HCFC systems\u003c\/strong\u003e — the right chemistry for the millions of refrigeration units still running pre-HFC refrigerants. Lower-viscosity wax-free formulation for general HVAC service and low-temperature commercial refrigeration.\u003c\/p\u003e\u003cp\u003eHCPRO Performance 3G is a \u003cstrong\u003erefinery-grade mineral compressor lubricant with SUS 150 \/ ISO VG 32 viscosity\u003c\/strong\u003e (~30 cSt at 40°C). Flash point ~430°F, pour point -40°F, color clear to light amber. Wax-free formulation prevents floc problems in evaporators and expansion valves. Compatible with \u003cstrong\u003eR-22, R-502, CFC, HCFC, R-290 propane, R-600a isobutane, and ammonia refrigerants\u003c\/strong\u003e. Works in reciprocating, rotary, and hermetic compressors.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eRefrigeration contractors servicing R-22 commercial equipment. Walk-in cooler and freezer service techs. Appliance repair techs working on R-600a household refrigerators and freezers. Commercial refrigeration techs servicing R-290 reach-in coolers, vending machines, and beverage display cases. HVAC techs servicing legacy R-22 residential equipment.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eDuring compressor refill on R-22, R-502, CFC, HCFC, or hydrocarbon (R-290, R-600a) systems. Use at OEM-specified change intervals during routine service. Critical for low-temperature refrigeration where wax-free formulation prevents floc buildup. Don't use during R-22 → R-410A retrofit — transition requires POE oil.\u003c\/p\u003e\u003ch3\u003eWhy mineral vs PAG, POE, or 4G VG 68\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eMineral 3G VG 32\u003c\/strong\u003e for legacy R-22\/R-502 systems and hydrocarbon refrigerants — chemically similar to hydrocarbons (R-290, R-600a) for full miscibility. \u003cstrong\u003e4G VG 68\u003c\/strong\u003e for higher-pressure commercial. \u003cstrong\u003ePOE\u003c\/strong\u003e for modern HFC\/A2L. \u003cstrong\u003ePAG\u003c\/strong\u003e for R-134a automotive only. Using POE in R-22 systems can change oil return behavior; using PAG in refrigeration causes failure.\u003c\/p\u003e\u003cp\u003eAvailable in quart and gallon sizes. Refinery-grade, non-hazardous, 3–5 year shelf life sealed. \u003cem\u003eManufactured in the USA to OEM compressor lubricant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each Gallon (128oz)","offer_id":50869539045677,"sku":"02-0040","price":64.85,"currency_code":"USD","in_stock":true},{"title":"Gallon 128 oz (4 Pack)","offer_id":50869539078445,"sku":"02-0040-4","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/ab5e7af8-Product_Image_2000x2000_0093_PROD_IMG_B2C_3G-LUB_128_PERSP_RIGHT.jpg?v=1749680885"},{"product_id":"poe-refrigeration-oil-rpo-32","title":"RPO-32 Synthetic POE Refrigeration Oil — R-410A, R-32, R-134a, R-1234yf \u0026 A2L","description":"\u003cp\u003e\u003cstrong\u003eSynthetic POE refrigeration oil for R-410A, R-32, R-134a, R-1234yf, and A2L refrigerants\u003c\/strong\u003e — the only oil chemistry that works with HFC and HFO systems. Mineral oil and PAG don't return to the compressor with modern refrigerants and cause burnout. Wrong oil after a retrofit = compressor failure inside a year.\u003c\/p\u003e\u003cp\u003eHCPRO Performance RPO-32 is a \u003cstrong\u003epremium polyol ester (POE) refrigeration oil with ISO VG 32 viscosity\u003c\/strong\u003e. Moisture content controlled to \u0026lt;50 ppm, acid number \u0026lt;0.05 mg KOH\/g, flash point ≥240°C, pour point -42°C. Compatible with \u003cstrong\u003eR-134a, R-410A, R-32, R-1234yf, R-404A, R-407C, and A2L blends\u003c\/strong\u003e. Works in hermetic, scroll, rotary, and piston compressors across residential HVAC, commercial refrigeration, mini-splits, VRF, and automotive A\/C.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eHVAC technicians servicing R-410A and A2L (R-32, R-454B) systems. Refrigeration contractors working on R-404A and R-407C commercial equipment. Automotive A\/C techs servicing R-1234yf vehicles. Mini-split and VRF installers. Anyone doing a refrigerant retrofit from R-22 to R-410A or A2L.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eUse during compressor refill after evacuation. Use during refrigerant retrofit (R-22 → R-410A or A2L). Use for routine top-off in HVAC, refrigeration, and automotive A\/C systems running HFC or HFO refrigerants. Quantity: 25–40 oz for residential R-410A scroll compressors; 8–18 oz for mini-splits; 4–8 oz for automotive A\/C. Always match OEM viscosity spec.\u003c\/p\u003e\u003ch3\u003eWhy POE vs PAG or mineral oil\u003c\/h3\u003e\u003cp\u003ePOE is the industry-standard chemistry for HFC (R-410A, R-134a, R-404A) and A2L (R-32, R-1234yf, R-454B) refrigerants. PAG is for legacy R-134a automotive A\/C only. Mineral is for R-22 and R-502 legacy systems. Using mineral or PAG with HFC\/A2L refrigerants causes oil pooling in the line set, compressor starvation, and rapid failure.\u003c\/p\u003e\u003cp\u003eAvailable in \u003cstrong\u003equart (32 oz)\u003c\/strong\u003e, \u003cstrong\u003egallon (128 oz)\u003c\/strong\u003e, 6-pack quart, 12-pack quart, and 4-pack gallon. Moisture-sealed UV-protected packaging, 5-year shelf life unopened. \u003cem\u003eManufactured in the USA to industry POE oil performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each (32 oz)","offer_id":50867823771949,"sku":"02-0053","price":52.95,"currency_code":"USD","in_stock":false},{"title":"6 Pack (32 oz)","offer_id":50867823804717,"sku":"02-0053-6","price":240.25,"currency_code":"USD","in_stock":false},{"title":"12 Pack (32 oz)","offer_id":50867823837485,"sku":"02-0053-12","price":456.0,"currency_code":"USD","in_stock":false},{"title":"Each Gallon (128 oz)","offer_id":50867823870253,"sku":"02-0026","price":102.85,"currency_code":"USD","in_stock":false},{"title":"4 Pack gallon (128 oz)","offer_id":50867823903021,"sku":"02-0026-4","price":332.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/02f8e6c4-Product_Image_2000x2000_0109_PROD_IMG_B2C_RPO_32_FRONT.jpg?v=1749680886"},{"product_id":"rpo-68-synthetic-polyol-ester-refrigeration-oil","title":"RPO-68 Synthetic Refrigeration Oil – POE Quart \u0026 Gallon Options","description":"\u003cp\u003e\u003cstrong\u003eSynthetic POE refrigeration oil ISO VG 68\u003c\/strong\u003e for heat pumps, heavy-duty commercial refrigeration, and high-pressure HFC\/A2L systems. Higher-viscosity polyol ester chemistry where standard ISO VG 32 won't hold film strength — the right answer when the OEM service spec calls for VG 68.\u003c\/p\u003e\u003cp\u003eHCPRO Performance RPO-68 is a \u003cstrong\u003epremium polyol ester (POE) refrigeration oil with ISO VG 68 viscosity\u003c\/strong\u003e (~68 cSt at 40°C, ~8.5 cSt at 100°C). Moisture content controlled to \u0026lt;50 ppm, acid number \u0026lt;0.05 mg KOH\/g, flash point ≥240°C, pour point -42°C. Compatible with \u003cstrong\u003eR-410A, R-32, R-1234yf, R-134a, R-404A, R-407C, and A2L blends\u003c\/strong\u003e. Works in hermetic, scroll, rotary, and piston compressors.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eHeat pump technicians (most heat pumps spec ISO VG 68). Heavy-duty commercial refrigeration contractors. HVAC techs servicing large rooftop units, walk-in coolers, and process refrigeration. Anyone whose system OEM specifies ISO VG 68 instead of VG 32.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eDuring compressor refill after evacuation on systems specifying ISO VG 68. Common in heat pumps, large commercial refrigeration, and certain industrial scroll\/rotary compressors. Always verify the OEM service spec — running VG 32 in a VG 68 system causes premature wear under load; running VG 68 in a VG 32 system increases drag and reduces cooling efficiency.\u003c\/p\u003e\u003ch3\u003eWhy RPO-68 vs RPO-32 or PAG\/mineral\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eRPO-68\u003c\/strong\u003e for heat pumps and heavy commercial — higher film strength under high pressure. \u003cstrong\u003eRPO-32\u003c\/strong\u003e for most HVAC, mini-splits, automotive A\/C. PAG is for legacy R-134a automotive only. Mineral oil is NOT compatible with HFC\/A2L refrigerants and will cause compressor burnout.\u003c\/p\u003e\u003cp\u003eAvailable in \u003cstrong\u003equart (32 oz)\u003c\/strong\u003e, \u003cstrong\u003egallon (128 oz)\u003c\/strong\u003e, 6-pack quart, 12-pack quart, and 4-pack gallon. Moisture-sealed packaging, 5-year shelf life unopened. \u003cem\u003eManufactured in the USA to industry POE oil performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each (32 oz)","offer_id":50867605569837,"sku":"02-0055","price":50.83,"currency_code":"USD","in_stock":false},{"title":"6 Pack (32 oz)","offer_id":50867605602605,"sku":"02-0055-6","price":294.0,"currency_code":"USD","in_stock":false},{"title":"12 Pack (32 oz)","offer_id":50867605635373,"sku":"02-0055-12","price":540.0,"currency_code":"USD","in_stock":false},{"title":"Each Gallon (128 oz)","offer_id":50867605668141,"sku":"02-0027","price":101.52,"currency_code":"USD","in_stock":false},{"title":"4 Pack Gallon (128 oz)","offer_id":50867605700909,"sku":"02-0027-4","price":340.25,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/f4c2cc53-RPO-68-5-2000x2000-72dpi.jpg?v=1749680886"},{"product_id":"uv-dye-pag-46-oil-for-r134a-ac-systems","title":"PAG 46 Oil w\/ UV Dye – 8 oz for R134a A\/C Systems | Leak Detection","description":"\u003cp\u003e\u003cstrong\u003ePAG 46 oil with UV dye for R-134a A\/C systems\u003c\/strong\u003e — when the OEM service manual calls for ISO VG 46 viscosity AND you need leak detection in the same step. Lower-viscosity PAG matched to lighter-duty R-134a compressors found in imported and compact vehicles, with fluorescent dye already in the bottle.\u003c\/p\u003e\u003cp\u003eHCPRO Performance PAG 46 UV is an \u003cstrong\u003e8 oz \/ 237 mL light-viscosity PAG compressor lubricant + UV leak detection dye\u003c\/strong\u003e. ISO VG 46 \/ SUS 150, polyalkylene glycol base, dye meets \u003cstrong\u003eSAE J2297\u003c\/strong\u003e leak-detection standards. For \u003cstrong\u003eR-134a A\/C systems specifying PAG 46\u003c\/strong\u003e — many Asian imports, compact passenger vehicles, certain truck applications. NOT for R-1234yf, hybrid, or EV compressors.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eAuto A\/C techs servicing imports and compact vehicles where OEM specifies PAG 46. Mobile mechanics doing recharges on light-duty applications. Fleet shops servicing import inventories.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eDuring R-134a recharge when the system needs PAG 46 viscosity AND fluorescent leak detection in one step. Diagnostic top-off: 1–2 oz per circuit. Full compressor replacement: 4–8 oz per OEM spec. Inspect with any UV-A light (365–400 nm) — leaks glow fluorescent green-yellow.\u003c\/p\u003e\u003ch3\u003eWhy grade-specific PAG 46 UV vs Universal UV\u003c\/h3\u003e\u003cp\u003eSpecific viscosity match means tighter compressor clearance, longer life, exact OEM warranty compliance. Use Universal UV when you don't know the system viscosity; use PAG 46 UV when the OEM service manual explicitly specifies VG 46. Same UV chemistry, more precise spec match.\u003c\/p\u003e\u003cp\u003eSingle 8 oz bottle, moisture-sealed. \u003cem\u003eManufactured in the USA to OEM compressor lubricant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Each 8 oz Bottle","offer_id":50830681473325,"sku":"02-0033A","price":11.97,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (6 Pack)","offer_id":50820547674413,"sku":"02-0033A-6","price":54.0,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (12 Pack)","offer_id":50820547707181,"sku":"02-0033A-12","price":92.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/ee5b6fd1-Product_Image_2000x2000_0075_PROD_IMG_B2C_P46UV-LUB_8_FRONT.jpg?v=1761590396"},{"product_id":"uv-dye-pag-150-oil-for-r134a-ac-systems","title":"PAG 150 Oil w\/ UV Dye – 8 oz for R134a A\/C Systems | Leak Detection","description":"\u003cp\u003e\u003cstrong\u003ePAG 150 oil with UV dye for R-134a heavy-duty A\/C systems\u003c\/strong\u003e — high-viscosity PAG for trucks, heavy-duty vehicles, and high-pressure R-134a applications where standard 46 or 100 viscosity won't hold film strength. Fluorescent dye built in for one-step leak detection.\u003c\/p\u003e\u003cp\u003eHCPRO Performance PAG 150 UV is an \u003cstrong\u003e8 oz \/ 237 mL heavy-viscosity PAG compressor lubricant + UV leak detection dye\u003c\/strong\u003e. ISO VG 150 \/ SUS 300, polyalkylene glycol base, dye meets \u003cstrong\u003eSAE J2297\u003c\/strong\u003e. For \u003cstrong\u003eR-134a A\/C systems specifying PAG 150\u003c\/strong\u003e — heavy-duty trucks, fleet vehicles, certain commercial applications, and light HVAC equipment that uses R-134a. NOT for R-1234yf, hybrid, or EV compressors.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eHeavy-duty truck A\/C technicians. Fleet maintenance teams servicing commercial vehicles. Auto A\/C techs working on full-size SUVs and pickups where OEMs spec the heavier viscosity. Service techs on certain commercial refrigeration units running R-134a with PAG 150.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eDuring R-134a recharge when the OEM calls for PAG 150 AND fluorescent leak detection is needed. Diagnostic top-off: 1–2 oz per circuit. Full compressor replacement: 4–8 oz per OEM spec (heavy-duty systems often run higher capacities — check the manual). Inspect with UV-A light (365–400 nm).\u003c\/p\u003e\u003ch3\u003eWhy PAG 150 UV vs PAG 100 UV or Universal UV\u003c\/h3\u003e\u003cp\u003eHeavy-duty compressors need heavier viscosity to maintain oil film under high pressure and high-load conditions. Running PAG 100 in a PAG 150 system causes premature compressor wear under load; running PAG 150 in a lighter system causes drag. When the OEM calls for 150, use 150.\u003c\/p\u003e\u003cp\u003eSingle 8 oz bottle, moisture-sealed. \u003cem\u003eManufactured in the USA to OEM compressor lubricant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"8 oz Bottle (1 Pack)","offer_id":50856577106221,"sku":"02-0035","price":12.65,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (6 Pack)","offer_id":50856577138989,"sku":"02-0035-6","price":54.16,"currency_code":"USD","in_stock":true},{"title":"8 oz Bottle (12 Pack)","offer_id":50856577171757,"sku":"02-0035-12","price":98.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/c2441e45-Product_Image_2000x2000_0066_PROD_IMG_B2C_P150UV-LUB_8_FRONT.jpg?v=1761590391"},{"product_id":"uv-dye-pag-100-oil-for-r134a-ac-systems","title":"PAG 100 Oil w\/ UV Dye – 8 oz for R134a AC Systems | Leak Detection","description":"\u003cp\u003e\u003cstrong\u003ePAG 100 oil with UV dye for R-134a A\/C systems\u003c\/strong\u003e — the standard viscosity grade for most domestic R-134a automotive compressors, with fluorescent dye built in for leak detection. The most common PAG-with-UV bottle you'll need on a service truck servicing American vehicles.\u003c\/p\u003e\u003cp\u003eHCPRO Performance PAG 100 UV is an \u003cstrong\u003e8 oz \/ 237 mL standard-viscosity PAG compressor lubricant + UV leak detection dye\u003c\/strong\u003e. ISO VG 100 \/ ~98 SUS, polyalkylene glycol base, dye meets \u003cstrong\u003eSAE J2297\u003c\/strong\u003e leak-detection standards. For \u003cstrong\u003eR-134a A\/C systems specifying PAG 100\u003c\/strong\u003e — most domestic vehicles (GM, Ford, Chrysler) and many imports. NOT for R-1234yf, hybrid, or EV compressors.\u003c\/p\u003e\u003ch3\u003eWho this oil is for\u003c\/h3\u003e\u003cp\u003eAuto A\/C techs servicing domestic vehicles where OEM specifies PAG 100 (most common viscosity grade). Mobile mechanics, fleet service, independent repair shops. The go-to bottle for the majority of R-134a service work.\u003c\/p\u003e\u003ch3\u003eWhen to use it\u003c\/h3\u003e\u003cp\u003eDuring R-134a recharge when the OEM calls for PAG 100 AND you want leak detection in one step. Diagnostic top-off: 1–2 oz per circuit. Full compressor replacement: 4–8 oz per OEM spec. Inspect with UV-A light (365–400 nm) — leaks glow fluorescent green-yellow at the leak point.\u003c\/p\u003e\u003ch3\u003eWhy PAG 100 UV vs Universal UV or PAG 46\/150 UV\u003c\/h3\u003e\u003cp\u003ePAG 100 is the most-specified viscosity grade across domestic R-134a vehicles — running PAG 46 in a PAG 100 system reduces film strength under load; running PAG 150 increases drag and reduces cooling efficiency. When the OEM calls for 100, use 100. Universal UV blend is the safe choice when system viscosity is unknown.\u003c\/p\u003e\u003cp\u003eSingle 8 oz bottle, moisture-sealed. \u003cem\u003eManufactured in the USA to OEM compressor lubricant performance standards.\u003c\/em\u003e\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"8 oz Bottle (1 Pack)","offer_id":50856572027181,"sku":"02-0034","price":13.96,"currency_code":"USD","in_stock":false},{"title":"8 oz Bottle (6 Pack)","offer_id":50856572059949,"sku":"02-0034-6","price":56.85,"currency_code":"USD","in_stock":false},{"title":"8 oz Bottle (12 Pack)","offer_id":50856572092717,"sku":"02-0034-12","price":96.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/4aad9484-Product_Image_2000x2000_0071_PROD_IMG_B2C_P100UV-LUB_8_FRONT.jpg?v=1761590387"},{"product_id":"hcleak12r-pro-leak-sealer-with-45-swivel-adapter-for-easy-access-application-12-applications-0-25-fl-oz-for-ac-refrigeration-and-automotive-systems-compatible-with-all-refrigerants","title":"HCLEAK12R Pro Leak Sealer with 45° Swivel Adapter","description":"\u003cp\u003eTwelve pre-charged 0.25 oz syringes of \u003cstrong\u003eHCPRO Performance HCLEAK12R Automotive A\/C Leak Sealer\u003c\/strong\u003e — built for shop teams running fleet PM, mobile A\/C service routes, and high-volume R-134a and R-1234yf repair. Each syringe seals one micro-leak or pre-treats one vehicle. One kit covers a full week of service calls or a fleet of twelve vehicles.\u003c\/p\u003e\u003ch3\u003eWhat's in the kit\u003c\/h3\u003e\u003cp\u003e12 individually sealed 0.25 oz refrigerant-soluble sealant syringes plus one re-usable 45° swivel low-side adapter. Pre-charged formula injects directly into the running A\/C system through the low-side service port — \u003cstrong\u003eno refrigerant recovery, no system disassembly, no separate tools required\u003c\/strong\u003e. The 45° swivel adapter is engineered for tight engine compartments where straight fittings won't reach. Compatible with R-134a, R-1234yf, and all current hybrid and EV refrigerants. Safe for PAG, POE, ester, and mineral oils.\u003c\/p\u003e\u003ch3\u003eWho it's built for\u003c\/h3\u003e\u003cp\u003eMobile A\/C service techs, dealership service writers, fleet maintenance managers, mechanic shops running R-134a and R-1234yf systems side-by-side, and DIY techs servicing personal hybrids and EVs. Equally suited to repair calls AND preventive maintenance — see below.\u003c\/p\u003e\u003ch3\u003eWhen to use it — repair AND preventive maintenance\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eActive repair:\u003c\/strong\u003e Inject one syringe when a customer reports warm air at the vent and the gauge shows slow pressure loss consistent with a micro-leak. Restores cooling without a $1,500 compressor replacement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePreventive maintenance — the main reason this ships in 12-packs:\u003c\/strong\u003e Inject one syringe during annual fleet PM, seasonal A\/C service, or new-vehicle commissioning to seal pinhole leaks \u003cstrong\u003ebefore\u003c\/strong\u003e they drop pressure. Standard practice on dealership PDI inspections, rental fleets, ride-share vehicles, and any hybrid or EV where compressor replacement runs $2,000+. A proactive seal at $5 per dose prevents a catastrophic failure 18 months later.\u003c\/p\u003e\u003ch3\u003eWhy it works\u003c\/h3\u003e\u003cp\u003ePre-charged refrigerant-soluble chemistry circulates with the refrigerant and reacts ONLY at leak points where it contacts atmosphere — it does NOT clog TXVs, orifices, or evaporator coils like cheap stop-leak products. Anti-corrosion additive package prevents the underlying corrosion that caused the leak from spreading. Rated to 800 PSI for high-pressure modern systems. Manufactured in the USA to OEM-spec quality control.\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Default Title","offer_id":50816109936941,"sku":"22-0075","price":61.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/9da2e51b-Product_Image_2000x2000_0048_PROD_IMG_B2C_0.25OZ_LEAK-SEALER_AUTO_6.jpg?v=1750690285"},{"product_id":"hcleak12b-hvac-leak-sealer-with-45-swivel-adapter-for-easy-access-application-12-applications-0-25-fl-oz-for-ac-refrigeration-and-automotive-systems-compatible-with-all-refrigerants","title":"HVAC Leak Sealer w\/ 45° Swivel Adapter | Universal AC System Seal","description":"\u003cp\u003eTwelve pre-charged 0.25 oz syringes of \u003cstrong\u003eHCPRO Performance HCLEAK12B HVAC-R Leak Sealer\u003c\/strong\u003e — built for HVAC contractors running maintenance contracts, mini-split service routes, and high-volume residential or light-commercial A\/C work. Each syringe seals one micro-leak or pre-treats one system. One kit covers a full year of PM for a 12-unit account or a half-year of week-on-week service calls.\u003c\/p\u003e\u003ch3\u003eWhat's in the kit\u003c\/h3\u003e\u003cp\u003e12 individually sealed 0.25 oz refrigerant-soluble sealant syringes plus one re-usable 45° swivel low-side adapter. Pre-charged formula injects directly into the running system through the low-side service port — \u003cstrong\u003eno pump-down, no recovery, no system disassembly\u003c\/strong\u003e. The 45° swivel adapter accesses tight low-side ports on condensers, mini-split outdoor units, and packaged rooftops. Universal compatibility with R-410A, R-22, R-32, R-134a, R-1234yf, R-404A, R-407C, R-290, and R-600. Compatible with POE, mineral, PAG, and alkylbenzene oils.\u003c\/p\u003e\u003ch3\u003eWho it's built for\u003c\/h3\u003e\u003cp\u003eHVAC service contractors, refrigeration techs, mini-split installers, property maintenance managers, and shops running annual PM contracts on residential or light-commercial systems. Especially useful for technicians keeping aging R-22 equipment alive while customers budget for retrofit.\u003c\/p\u003e\u003ch3\u003eWhen to use it — repair AND preventive maintenance\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eActive repair:\u003c\/strong\u003e Inject one syringe when a system has lost pressure over weeks or months but the leak isn't visible at the coil or fitting. Refrigerant-soluble formula migrates to the leak point and seals from inside the system.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePreventive maintenance — the main reason this ships in 12-packs:\u003c\/strong\u003e Inject one syringe during annual or seasonal service to seal pinhole leaks \u003cstrong\u003ebefore\u003c\/strong\u003e they cause callbacks. Standard practice on PM contracts for restaurants, walk-in cold rooms, mini-split installations, rental property HVAC, and aging R-22 equipment that's hard to retrofit. A proactive seal at $8 per dose prevents a $1,500 to $3,000 compressor or coil failure 18 months later.\u003c\/p\u003e\u003ch3\u003eWhy it works\u003c\/h3\u003e\u003cp\u003ePre-charged refrigerant-soluble chemistry circulates with the refrigerant and reacts ONLY at leak points where it contacts atmosphere — it does NOT clog TXVs, orifices, or evaporator coils like cheap stop-leak products. Anti-corrosion additive package prevents the underlying corrosion that caused the leak from spreading. Rated to 800 PSI for high-pressure R-410A systems. Manufactured in the USA to OEM-spec quality control.\u003c\/p\u003e","brand":"HCPRO","offers":[{"title":"Default Title","offer_id":50816110297389,"sku":"22-0076","price":92.64,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3799\/5053\/files\/5abc432f-Product_Image_2000x2000_0055_PROD_IMG_B2C_0.25OZ_LEAK-SEALER_HVAC-R_7.jpg?v=1750851128"}],"url":"https:\/\/www.hcproproducts.com\/collections\/performance.oembed","provider":"HCPRO","version":"1.0","type":"link"}