LIFT SPRING SILENT CHECK VALVE TYPE : LIFT SPRING SILENT CHECK VALVE LIFT SPRING SILENT CHECK VALVE SCREWED BSP-T,NPT,SW MATERIAL : CF8 CF8M BRASS FORGE STEEL WCB CAST IRON DUCTILE etc. Category: Check Valve Related products TEFLON LINED CHECK VALVE Read more THIN WAFER SWING CHECK VALVE Read more