Combination Barbed Fitting:
Inlet and outlet have combination fittings: Comes with 3/8" barbs that can be removed to accomodate 1/4" NPT fitting. 1/2" NPT fitting for dockside water connection
These check tees replace additional connections for RV and marine hookups, providing a combination check valve and tee that allows water to flow in from the dockside connection without filling the tank.