Series 2350 is custom built to meet specific sewage treatment air handling system requirements. Venturi flowmeterhas epoxy vinyl ester construction with 1 in. thick stainless steel throat and 1-1/4 in. thick Type 316L SS full-face 48 in. flange. It has no moving parts, and is designed for 50,000 scfm rate of flow. Corrosion-resistant flowmeter has short laying length design, provides low permanent pressure loss, and can be installed between ANSI flanges.