A/C Refrigerant Additive, R-134a

A/C Pro Super Seal reusable dispensing hose is designed for compliance and to work only with R-134a self-sealing valve cans. It seals rubber leaks in o-rings, gaskets and hoses and repairs metal leaks in evaporators, condensers, compressors, accumulators and receiver dryers. Red dye detects leaks too large to repair Contains approximately 1.5 oz of refrigerant and 1.5 oz of additives