There is no difference

a universal mounting strap may be required

Anti-Stick Properties: Simplifies future maintenance by preventing the gasket from bonding to the valve face or housing

combined with a 4-inch probe

Watts 0792038 Breaker Els PW 17895 There is no differenceThe Watts 0792038 LF288A 1 2" Anti Siphon Vacuum Breaker is a critical backflow prevention component designed to protect potable water supplies from backsiphonage in high hazard applications. This lead free atmospheric vacuum breaker features a durable brass body and a 1 2 inch female NPT connection, making it a direct replacement for legacy models 0336400, 288A 1 2, and LF288A 1 2. Built for industrial and commercial environments, it utilizes a