Certified A/C Pro R1234YF + STOP LEAK

A/C PRO^® SUPER SEAL^® A/C Treatment for R-1234yf A/C systems contains chemicals that are activated by moisture to form a patch as the refrigerant passes through a leak. These chemicals seal leaks in the condenser, evaporator, accumulator, and receiver/drier. A/C Pro^® Super Seal^® A/C Treatment contains conditioners and sealers that penetrate and rejuvenate O-rings, gaskets and other rubber connectors to prevent leakage, and also a drying agent to eliminate moisture. A/C Pro^® Super Seal^® A/C Treatment is vacuum packed without refrigerant and is compatible with lubricants that are commonly used in R-1234yf car A/C Systems.