DUAL PLATE WAFER TYPE CHECK VALVE TYPE : DUO CHECK VALVE DUAL PLATE WAFER TYPE CHECK VALVE RETAINERLESS DESIGN WATER TYPE MATERIAL : CF8 CF8M BRASS FORGE STEEL WCB CAST IRON DUCTILE etc. Category: Check Valve Related products PISTON LIFE CHECK VALVE Read more WATER / FLANGED ENDS DISC CHECK VALVE Read more