Description
Light weight, robust PVC and 304 stainless steel contruction.The valve relieves pressure as the fluid level rises while filling a tank.; The valve relieves vaccum as the fluid level drops while emptying a tank..Valve has both 2"" and 3"" clamp connections ; Dome helps in preventing external contamination; Can be used with any clamp gasket.Light weight, robust PVC and 304 stainless steel contruction