TRACER PRODUCTS Tracer Cool Seal AC Leak Sealer Kit FUTP-2210CS TRACER PRODUCTS Tracer Cool Seal AC Leak Sealer Kit FUTP-2210CS Seals slow, pesky leaks in compressors, condensers, evaporators, accumulators, O-rings and hoses — quickly and permanently. Non-polymer, oil-soluble formula is safe for A/C system components and recovery equipment. Also ideal for preventive maintenance! 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 Easy to use. Includes prefilled, disposable syringe, hose/coupler with check valve and adapter/purge fitting. Services 1 vehicle. Comes in full-color clamshell packaging. TP-2211CS - Cool Seal™ prefilled syringe, clamshell packaged TP-2272 - Hose/coupler with check valve and adapter/purge fitting 107472 - Adapter/purge fitting