Manufacturers Of Products For The Municipal Water, Industrial, Nuclear, Chemical, Mining, Energy & Processing Industries. Valve Lines Include Swing Check, Tilting Disc Check, Rubber Flapper Check, Silent Check, Surge Check, Air & Vacuum Release, Deep Well, Pressure Air Release, Midget Air Release, Universal Air Release, Combination & Dual Air, Negative Pressure, Pressure Sewer, Air & Vacuum Sewer, Universal Sewer, Combination Sewer, Foot, Vacuum Relief, & A Variety Of Support Valves. All Products Engineered & Mfrd. In The USA