enviro-safe

ENVIRO-SAFE AC Stop Leak ProSeal XL4 is a direct-inject cartridge that seals small refrigerant leaks and simultaneously deposits UV trace dye for rapid detection across R410a, R22, R32, R134a and other common refrigerants. ProSeal XL4 combines Enviro-Safe’s long-running leak-sealing formula with integrated UV dye...

ENVIRO-SAFE ProSeal XL4 3-in-1 is a single direct-inject formula that seals refrigerant leaks, removes moisture, and adds UV dye for R410a and R22 residential systems. If your central air, heat pump, or mini-split has been recharged repeatedly or shows early corrosion, trapped moisture is...