Dual checks are used in applications where a fully approved, testable backflow preventer is not required. Designed for installation on potable water lines to protect against both backsiphonage and backpressure of polluted water into the potable water supply. The Model 700XL shall provide protection where a potential health hazard does not exist. Bronze body construction includes two in-line cartridge check modules, internal parts are corrosion resistant.
|Connection Sizes:||1/2" FNPT|
|Maximum pressure:||175 PSI|