
R22 Refrigerant, Pro-System-Sealer, for R22 Systems, 4 oz. Can R-22, Professional Formula
R22 Refrigerant, Pro-System-Sealer, for R22 Systems, 4 oz. Can R-22, Professional Formula This can has the new style 7/16" self-sealing top connection. You will need a "K28" can taper to access the refrigerant. Aerosol Forms a hard seal on metal, schrader valves, O-rings, gaskets, a/c condensers, evaporators, line sets and solder joints Pro-System-Sealer repairs minor leaks in home, heat pump, large auto, and industrial applications One can will normally repair a leak in systems up from 1.5 to 5 ton. If you have a smaller unit, please contact us. If the a/c system that will not hold a vacuum, you need to use the Pro-Moisture-Remover. The reason for the vacuum or the use of Pro-Moisture-Remover is that it will eliminate moisture in the system. Moisture mixing with oils and refrigerant can cause you system to make sulfuric acid which will corrode and eat your system! Even though Pro-System-Sealer can form a seal on the schrader valve, when you hook up to it the seal will release and