Description Recharge your vehicleâs A/C system quickly and efficiently with the National Refrigerants 18 oz R-134a LS canister, complete with an attached charging hose and pressure gauge. This all-in-one solution is ideal for vehicles using R-134a refrigerant, making it easy to restore cooling performance with minimal tools. The LS (Leak Sealer) formula not only replenishes refrigerant but also helps seal minor leaks in rubber hoses and O-rings, extending the life of your A/C system. Designed for ease of use and dependable performance, it's a trusted choice for DIY and professional applications alike.Product Details:Type is R-134a LS (with Leak Sealer)18 ouncesApplication is for automotive A/C systems using R-134a refrigerantDesigned for quick recharging and leak preventionEasy-to-use, no extra tools required for standard recharge