This adapter screws on the faceplate of some models of pump, and allows you to connect a 1/4-inch pipe.
We also offer a similar adapter with a fatter barbed connector, for 3/8-inch pipe.
Waterway Iron Might, Aqua-Flo Flo-Master XP2 and XP2e single and two-speed, Balboa and HydroAir, Whirlpool LX new models
Diameter of barbed connector: 8 mm
Thread diameter: 13 mm or 3/8-inch MPT
Length: 38 mm
Parker Hannifin : P4MCB4