Gro1 Float valves will allow you to control the water level of your tank or reservoir with no maintenance. They can be mounted vertically or horizontally. Each one comes with a mounting nut and rubber seal and are individually packaged for the retail shelf! Available with a 1/2" barbed fitting 1/4" quick connect or 3/8" quick connect fitting. The unique thing about these is the quick connect fittings do not thread on. Meaning you can remove them and use any type of fitting such as a 'T' elbow or reducer.