A/C PRO AIR CONDITIONING R1234YF SUPER SEAL STP TREATMENT - SEALS & STOPS LEAKS
Allow the air conditioning system to run for 15 minutes to let the Super Seal and refrigerant circulate. Seals rubber leaks in O-ring, gasket, hoses. Caution: do not add A/C PRO Super Seal through a manifold gauge & hose set.