Watts CSM-81-F 6 - Part of the CSM-81-F Series mainline-siltfence Rugged Construction: Heavy-duty body built

Rugged Construction: Heavy-duty body built to resist corrosion

Used for incoming water supply service

This 2 inch lead free reduced pressure zone backflow preventer assembly with its exclusive design incorporating the patented air-inch and water-out principle for protection during an emergency condition prevents the flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure

Specifications Compatible Series or Model 709 Compatible Size Used On 2 1/2 IN to 3 IN Kit Contents Cover

Watts CSM-81-F 6 - Part of the CSM-81-F Series mainline-siltfence Rugged Construction: Heavy-duty body builtThis 6 inch flow measurement valve monitors system flow in medium to high flow rate HVAC units providing a highly accurate flow measurement. It consists of semi steel body construction with a low torque cylindrical plug design, flanged end connections, checked metering ports with drip caps, position indicator plate, positive shutoff, and two brass pressure taps. It is ideal in hot chilled water units such as fan coil units, water source heat pumps,