WATTS® Flow Measurement Valve, 4 in Nominal, Flanged, 175 psi, 125 lb, 250 deg F, Checked Metering Port, Media: Water, 9 in Inlet to Outlet Length, Semi-Steel Body, PTFE Stem Seal, Domestic

This 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 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, reheat coils, panel coils, branch lines, and pumps.

ASSE Listed|ASTM A126 Class B|ANSI B16.1|BAA/ARRA Compliant|FM Approved|NSF Approved|ULC Listed|USC Certified|PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.