Half-inch inYin fitting...
Fill/drain fitting (custom bulkhead fitting with 1/2in screen, nut, and O-ring).Can also be purchase..
The industry standard! Includes one fill/drain fitting (custom bulkhead fitting with 1/2in screen, n..
Overflow fitting (PVC tube and adapter with 1in screen). Can also be purchased as part of Fitting Ki..
American Hydroponics 1/2in Ball Valve (Stopcock valve) with barbed fittings. Comes in packs of 10. T..