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Best Refrigerant Leak Sealer

From leading brands and best sellers available on the web.

Winner

Leak Saver

Leak Saver

Leak Saver Direct Inject AC Refrigerant Leak Sealant - for Most HVAC Systems Up to 5 Tons - Professional AC Leak Sealer - AC Stop Leak Updated 2023 Formula - Works with All Systems & Refrigerants

10.0

score

Leak Saver

Leak Saver

Leak Saver Direct Inject AC Leak Sealer Small System | AC Stop Leak for Most HVAC Systems Up to 1 Ton | Works with All Systems & AC Refrigerants | Made in The USA

10.0

score

BlueDevil

BlueDevil Products

BlueDevil Products Red Angel 49496 A/C Stop Leak - 2 Ounce

9.8

score

Leak Saver

Leak Saver

Leak Saver: Direct Inject Ultimate 3-in-1 Leak Sealant with Moisture Remover and UV Dye for AC, Refrigeration, and Automotive Systems up to 5 Tons - Compatible with All Refrigerants - Made in The USA

9.5

score

Leak Saver

Leak Saver

Leak Saver Direct Inject Small System with UV Dye - Refrigerant Leak Sealer - Detects Large Leaks - Ideal for Most Small Home Appliances and HVAC Systems up to 1 Ton - Proudly Made in The USA

9.2

score

Rectorseal

Rectorseal

Rectorseal Leak Sealer, 45317

8.9

score