R1234yf, R1234ze(E) Refrigerant Industrial Stop Leak System Leak Sealer, 3oz.

R1234yf, R1234ze(E) Refrigerant Industrial Stop Leak System Leak Sealer, 3oz.   (1) R1234yf, R1234ze(E) Refrigerant Industrial Stop Leak System Leak Sealer, 3oz. Each and every year it is common to replace the lost refrigerant that leaks out over the winter months. This procedure is very costly and annoying and adds to the negligible effects to our environment with global warming. Our line of YF products offers leak protection that lasts for years! Professional System Sealer is perfect for finding and sealing those pesky leaks in your R1234yf system Aerosol Forms a hard seal on metal, Schrader valves, O-rings, gaskets, a/c condensers, evaporators, line sets and solder joints Our professional system sealer for R1234YF repairs minor leaks in mobile 1234YF a/c systems. Only for R1234YF applications Even though Our System Sealer for R1234YF can form a seal on the Schrader valve, when you hook up to it the seal will release and allow you to use the Schrader if necessary.