double disc check valve

Acid and Alkali Resistance Dual Plate Check Valve 1. The double disc check valve is built with stainless, C954/C958, 1.4469 trim to give years of trouble free operation. 2. The double disc check valve can be installed in either horizontal or vertical pipelines that carry clean water or air. 3. The double disc check valve is designed to provide flow in the direction of the arrow marked on the outside nameplate, and instantaneously close upon sensing flow reversal. 4. The