Watts WB-N4 - Part of the WB Series SITEDRAIN This pressure relief control valve

This pressure relief control valve is designed to permit flow when upstream pressure is above the adjustable setpoint of the control pilot

making it ideal for installations in high-traffic or dirty environments

This 19 IN x 11 IN x 22 IN WattsBox with less heat enclosure protects backflow prevention assemblies

integral gravel stop and high external water dam ensure reliable drainage

UPC - 098268428858

Watts WB-N4 - Part of the WB Series SITEDRAIN This pressure relief control valveThis WattsBox insulated enclosure protects backflow prevention assemblies, such as PVBs, double checks, and RPZs, that are subjected to freezing conditions. The enclosure consists of reinforced aluminum construction, providing access through lockable doors and or a hinged lid for testing and certification purposes. It has a means for a permanent anchor and is completely removable for maintenance purposes. It has drain openings that are protected