Thomas Dudley Hydroflo Side Inlet Float Valve. Side Inlet. 1/2" plastic tail. Hydroflo float valves come with a compact body, float arm and float. A silence tube makes the Hydroflo one of the quietest toilet fill valves. A unique key is provided for simple and safe removal of the filter. The unique float arm makes it impossible for the float to become detached. Two built in backflow prevention devices provide assured safety.
