New Dwyer RMC-108-SSV Flow Meter, 10" Scale 20-200 SCFH Air, SS Valve. It comes with a 30 day money back guarantee. This is some information that I found online - Dwyer RM Series Offers
Used Wilkins 950XLT 2 inch DCV Backflow Preventer Wilkins Double Check Assemblies are backflow devices designed for installation on potable water lines to protect against both backsiphonage and backpressure of polluted water into the potable water supply. The Wilkins Double Check Assembly shall provide protection where a potential non-health hazard exists. New Price: $652.96
THIS LISTING IS FOR (1) CARBON STEEL 1/4X1/4 FNPT NEEDLE VALVE. 3000 PSI AT 200 F MAX. .136 ORFICE, VITON O-RING SEAL, AND DELRIN SEAT WITH ROUND HANDLE.
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