• Compatible with all popular refrigerants systems, including R-1234yf • Seals leaks as large as 0.020 inch (0.5 mm) • An alternative to expensive parts replacement on older, high-mileage vehicles • Perfect preventive maintenance aid — remains safely in system to help guard against future leaks • Meets SAE J2670 standard for mobile A/C system additives • The most economical way to add Cool Seal™ to an A/C system • Requires refillable injector • Full bottle services 2 vehicles
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