2.5" Heater Union Gasket (711-6020) (With Rib)
C$3.97
2.5" Heater Union Gasket (711-6020) (With Rib) for Hot Tubs
2.5" Union Gasket with Ribbed O-ring
Size : 2.5" ID x 3.5" OD.
Used in both side of, some of the 3” heater tube. Flat side towards the heater tube and embedded O-ring on other side towards 2.5” heater buttress.
Can be replaced with Waterway 2.5" Pump Union O-ring in suction side of the pump.
