ProLine Built-In Check Valves 5/8 In. OD Compression Anti Sweat Valve

Eliminates condensation, prevents dripping of toilet tanks, ends moisture on floors. Built-in check valves prevent hot and cold water cross-connection. Water temperature is adjustable, hot water inlet can be shut-off during off-season. Superior to tank liners, provides a permanent solution. All connections are 5/8" O.D. compression. Import.