Top 10 R134A Stop Leak – Air Conditioner Accessories

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1. BlueDevil Products

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Red Angel A/C Stop Leak & Conditioner

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BlueDevil Products #ad - Will not clog or damage the A/C System or Recovery Unit. Guaranteed Permanent Seal. Compatible with R-134a.
BrandBlueDevil Products #ad
ManufacturerBlueDevil Products #ad
Part Number00222
Model00222

2. InterDynamics

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3 Oz, MRL-3, For Rubber and Metal Leaks in O Rings and Hoses, AC Pro Car Air Conditioner R134A Refrigerant Stop Leak Kit

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InterDynamics #ad - Compatible with all lubricants. Seals rubber leaks in hoses, O-rings, gaskets. Seals metal leaks in condensers, evaporators, accumulators, receiver and driers. Comes with recharge hose. Safe for all r-134A systems and recovery equipment.
BrandInterDynamics #ad
ManufacturerInterdynamics #ad
Height9.8 Inches
Length3 Inches
Width6 Inches
Part NumberMRL3
ModelMRL-3
WarrantyProducts are warranted to be free from defects in material and workmanship under normal use and service for a period of one 90 days from the date of purchase, unless otherwise specified on the product packaging. This warranty shall not apply to any altered products, misuse and/or negligent use of our products, accident, or normal wear and tear of our products.

3. Leak Saver

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Proudly Made in the USA, Leak Saver: Direct Inject Small System Refrigerant Leak Sealer, For Systems Up to 1 Ton, Air Conditioners and Refrigeration Systems, Ideal for Most Small Home Appliances

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Leak Saver #ad - A 134a quick coupler is necessary for automotive systems. The easiest injection method: patent-pending and made to be completely fuss-free, no pump downs, syringes, or pressure-sensitive cans needed again! Comes with 1/4" male and female connections.

Perfect for small home appliances: with two million applications and counting, dehumidifiers, air conditioners, small refrigeration systems, refrigerators, this sealer can be confidently used to seal small leaks in home appliances, wine coolers, or any other small refrigeration system not exceeding 1 ton. A permanent fix for leaks: super concentrated and made to work with all types of refrigerants not exceeding 1 ton, it’s compatible with all types of refrigerants and oils except ammonia.

A 5/16" to 1/4" adapter may be necessary for 410A mini-splits. 100% satisfaction guarantee: we’re so sure this will seal your next leak that if it doesn’t, contact us for another at no cost must be installed by certified HVAC techs. Made by hvac professionals: and used by them, Heat Pumps, it’s perfect for use in Split Systems, Commercial Unit Coolers, Refrigeration Systems, and more.
BrandLeak Saver #ad
ManufacturerLeak Saver #ad

4. RED TEK

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RED TEK ProSeal12 A/C Seal Treatment 4 oz. can

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RED TEK #ad - Environment: Helps environment by reducing refrigerant emissions. Lower cost: less expensive than replacing leaking evaporators, compressors, condensers, and metal lines.

Less toxic than other seal treatments that contain poisonous methanol. Compatibility: compatible with most common refrigeration materials and lubricants including R134a, R12, compressors, seals, hoses, metal components, mineral and syntheticEster and PAG lubricants, gaskets, and o-rings. Operation: easy to use. Remains in system as a liquid lubricant ready to seal any future leaks. No long term health risks have been attributed to RED TEK ProSeal. Safety: safe and easy to use. Installs in minutes.
BrandRED TEK #ad
ManufacturerThermofluid Technologies #ad
Height7 Inches
Length11 Inches
Width8 Inches
Part Number402

5. Rectorseal

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Rectorseal 45322 Freeze Leak Repair

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Rectorseal #ad - Ideal for preventive maintenance and leak protection. This is an aftermarket of generic part. Does not contain polymers & oem approved. Will continue to seal additional leaks for up to 1 year that meet testing specifications. Tested to be non-clogging to a/C compressor and recovery unit. Ac leak freeze permanently seals leaks in air conditioning and refrigeration systems.
BrandRectorseal #ad
ManufacturerThe Rectorseal Corporation #ad
Height10 Inches
Length8 Inches
Width1 Inches
Part Number45322
Model45322

6. InterDynamics

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For Rubber and Metal Leaks in O Rings and Hoses, 3 Oz, CERT325-6, InterDynamics Certified AC Pro Car Air Conditioner R134A Refrigerant Stop Leak Kit

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InterDynamics #ad - Seals metal leaks in condensers, evaporators, accumulators, receiver and driers. Professional grade. Comes with recharge hose. Seals rubber leaks in hoses O-rings and gaskets. Safe for all R-134a systems.
BrandInterDynamics #ad
ManufacturerInterdynamics #ad
Part NumberCERT325-6
ModelCERT325-6
WarrantyManufacturer’s warranty can be requested from customer service.

7. InterDynamics

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AC Recharge Kit, AF-3, 12 Oz, InterDynamics Arctic Freeze Car Air Conditioner Synthetic R134A Refrigerant

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InterDynamics #ad - System-safe leak sealer additive seals common A/C leaks in rubber hoses, gaskets, and O-rings. Complies with section 612 of the epA Clean Air Act, EPA Compliant in Self Sealing Cans. Formulated with advanced QwikBoost chemistry for colder air up to 50% faster and eliminate moisture buildup. Replaces lost r-134a refrigerant and oil in automotive A/C system; ACME threaded top; Recharging hose sold separately. Contains r-134a gas which is acceptable for use in motor vehicle A/C MVAC systems.
BrandInterDynamics #ad
ManufacturerInterdynamics #ad
Height3 Inches
Length5 Inches
Width3 Inches
Part NumberAF-3
ModelAF-3

8. BlueDevil Products

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BlueDevil Products Red Angel A/C Stop Leak

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BlueDevil Products #ad - Contains no solid or particulate matter that will clog the A/C system, or harm a recovery unit. Remarkable ability to repair and seal leaks in condensers, connection hoses, evaporators, gaskets, and O-rings. Safe to use and best of all — it’s a permanent seal. Guaranteed. Forms a chemical weld sealing leaks in both R-12 or R-134a systems.
BrandBlueDevil Products #ad
ManufacturerBlueDevil Products #ad
Part Number49496
Model49496

9. InterDynamics

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Interdynamics EZ Chill Car Air Conditioner R134A Refrigerant, 18 Oz, AC Recharge Kit with Hose and Gauge, EZC7

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InterDynamics #ad - Self dispensing can has reusable recharge hose and in line pressure gauge. Complies with section 612 of the epA Clean Air Act, EPA Compliant in Self Sealing Cans. Contains r-134a gas which is acceptable for use in motor vehicle A/C MVAC systems. Contains leak sealer to stop most common leaks in rubber hoses gaskets and O-rings. Replaces lost r-134a refrigerant and oil in automotive A/C system; easy to read gauge.
BrandInterDynamics #ad
ManufacturerInterdynamics #ad
Height12 Inches
Length3 Inches
Width3 Inches
Part NumberMAC-134
ModelEZC7

10. InterDynamics

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13 Oz, for Rubber and Metal Leaks in O Rings and Hoses, InterDynamics EZ Chill Car Air Conditioner R134A Refrigerant Stop Leak Kit, SD-134T

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InterDynamics #ad - Built in disposable recharge hose. All in one solution to restore lost refrigerant and oil in automotive air conditioning systems. Contains system safe leak sealer additive that seals common A/C leaks in rubber hoses, gaskets and O-rings. Safe for all r-134a systems when used as directed. No tools required.
BrandInterDynamics #ad
ManufacturerInterdynamics #ad
Height2.7 Inches
Length9.1 Inches
Width2.7 Inches
Part NumberSD-134T
ModelSD-134T