Backflow Preventer With Water Meter and Relief Valve Length_50 Feet the AESC became the American

the AESC became the American Standards Association (ASA)

Two types of threads are used: British Standard Pipe Taper (BSPT) and British Standard Pipe Parallel (BSPP)

has a male camlock and a female pipe thread of the same size

Dry up to 900’ of 1 1/2" to 1 3/4" hose or up to 600’ of 2 1/2" to 3" hose

when stored at normal temperatures

Backflow Preventer With Water Meter and Relief Valve Length_50 Feet the AESC became the AmericanDesigned for use in measurement of water from a fire hydrant or other nonpermanent installation where flow is in one direction only. Protects against both backsiphonage and backpressure of contaminated water into the potable water supply. NH (NST) adapters allow for connection to 2 1 2 inch fire hydrant (inlet) and 2 1 2 inch fire hose (outlet). Assembly shall provide protection where a potential health hazard exists. Meter Meets the Requirements of: