Backflow Distributors Home





Ames C400

Stainless Steel Reduced Pressure Zone Assemblies

Series C400, C400N, C400Z Reduced Pressure Zone Assemblies prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It consists of stainless steel body, sleeve and torsion spring check valves. Series C400, C400N, C400Z has a compact design that is 70% lighter than traditional designs, and is ideal for health hazard piping applications for protection against backsiphonage or backpressure. Check with local water authorities for installation requirements. Maximum Working Pressure: 175psi (12.06 bar).


2 1/2 to 10 in. (65 to 250mm)

The Colt C400, C400N, C400Z Reduced Pressure Zone Assemblies provide protection to the potable water system from contamination in accordance with national plumbing codes. The Colt C400, C400N, C400Z are normally used in health hazard applications for protection against backsiphonage, backpressure and the fouling of either check valve. The Colt C400, C400N, C400Z features Lead Free* construction to comply with Lead Free* installation requirements.