Home / Backflow Accessories / Check Valves / Single Check Valves / 3 INFilter your Results SizeAll 3 INFind PartsClear FiltersSKU: WL 40XL23WILKINS 40XL2 - 3" IN-LINE SOFT SEATED SINGLE CHECK VALVE (IPS) (LEAD FREE)$1,185.73Add to CartSign In for Contractor Price