Male Valves can be connected to female threaded supply pipelines, Bulk heads, and female tank connectors!
Replace your NPT converter with a Valve

The perfect solution for your application to control the flow!

Loc-Line flexible modular hose offers endless plumbing configurations and is useful for unique plumbing designs. Loc- Line Modular plumbing is most commonly used on return lines and closed loops where it is important to direct the water flow in a particular direction.