Waterway 2" Heater Union Gasket (711-4030)
C$2.97
Waterway 2" Heater Union Gasket (711-4030) for Hot Tubs
2" Union Gasket with Ribbed O-ring
Size : 2" ID x 3" OD.
Used in both side of the 2” heater tube. Flat side towards the heater tube and embedded O-ring on other side towards 2” heater buttress.
Can be replaced with Waterway 2" Pump Union O-ring for suction or discharge sides of the pump.