Quick view Walchem 102013 Walchem Solenoid valve, cooling tower, ¾", 120V MSRP: $6,657.65 Solenoid Valves are compatible with all of Walchem’s controllers. Epoxy encapsulated solenoid valves for cooling tower and boiler applications. Key Benefits: Epoxy Encapsulated Solenoid Normally Closed Operation May Be Mounted In... MSRP: $6,657.65 Add to Cart The item has been added Add to Wish list Compare