Watts CSM-91 4 - Part of the CSM-91 Series ZC100F-3NH Built-in gravel stop to maintain

Built-in gravel stop to maintain drainage performance

thermoplastic seat and cage

This total rubber parts kit provides all the parts necessary to repair or replace the rubber parts on a 6 inch reduced pressure zone assembly backflow preventer

This 8 inch round by 3 inch deep flanged sanitary floor sink features a white acid resistant porcelain enamel coated interior

Watts CSM-91 4 - Part of the CSM-91 Series ZC100F-3NH Built-in gravel stop to maintainThis 4 inch flow measurement valve monitors system flow in medium to high flow rate HVAC units, providing a highly accurate flow measurement. It consists of ductile iron body construction, pressure differential readout ports on both sides of the valve, two interchangeable brass metering ports and drain ports on both sides of the valve, two check valves with gasketed caps, bronze valve stem and plug disc, multi turn adjustment handwheel, tamper proof