Flomatic is pleased to announce the release of their Heavy Duty Deep Well Check Valve Model 80MDW-VFD for use with variable-frequency drive (VFD) controlled submersible pumps or other conventional pumps.

This Flomatic Deep Well Check Valve is designed for well water use to support the weight of up to 3,300 feet of pipe and the well pump. The small outside diameter valve body is constructed from very strong carbon steel, similar in strength to API J55 tubing. Featuring a male inlet x female outlet body with 8 round EU (External-Upset) Tubing threads 2⅜-inches through 4½-inches, or 8 round male short casing threads x female long casing threads 4½-inches through 9⅝-inches. In addition, a corrosion resistant, stainless steel spring and stem, combined with fusion-bonded epoxy coating inside and out allow for a longer service life. Model 80MDW-VFD comes standard with a ¾-inch break-off plug for easy servicing.

Model 80MDW-VFD features Flomatic’s spring loaded metal to metal valve seat, which is uniquely designed to provide low friction losses, prevent backflow, and minimize hydraulic shocks in the system, providing years of trouble-free operation without maintenance (when installed properly). 

Immediately available in stock in twelve different sizes (2⅜-inches through 9⅝-inches), Flomatic’s model 80MDW-VFD is the perfect choice for deep set pump applications and heavy hanging loads. Some sizes for model 80MDW-VFD are also available in an all-316 stainless steel assembly. 

Additional technical specifications include a max temperature of 200°F (93°C) and max pressure of 4,400 psi. Certified NSF/ANSI 372 and covered with a one-year warranty. Every Flomatic 80MDW-VFD model is manufactured at Flomatic’s manufacturing plant in Glens Falls, New York, under a certified ISO 9001 and 14001 quality management system. In addition, each valve is hydro tested to insure a drip-tight seal at 4,500 psi.

Flomatic, based in in Glens Falls, N.Y., manufactures a ranges of valves for domestic and municipal water and wastewater applications. For more information, visit www.flomatic.com, email flomatic@flomatic.com, call 800-833-2040 or fax 800-314-3155.