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the type of clamping system that is used
The female threaded side of this adapter will only connect to a 1 inch male National Pipe Tapered (NPT) or National Pipe Straight Hose (NPSH) thread
Once placed
of 1 1/2" hose
000 gallons of water flushed
Fire Hydrant Backflow Preventer With Relief Valve Inlet Threads_NH / NST the type of clamping systemReduced pressure zone valve assembly is ideal for use where Lead Free* valves are required. Designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. Assembly shall provide protection where a potential health hazard exists. Standards Compliance ASSE Listed 1013 IAPMO Listed CSA Certified B64. 4 AWWA compliant C511 Approved by the Foundation for Cross
