Extends the water flow from the pump to the end of the handle. Works great with 55 gallon drums. Regulates water volume by use of a ball valve. Anodized, extruded aluminum poles that easily connect to each other with locking collars for additional height to a maximum of 42 in. Ergonomically designed extruded aluminum bend that acts like a handle for safely moving the connected pump from rain barrels or reservoirs. You no longer have to pull the pump out by the electrical cord or hose. Ingenious water aerator for rain barrels or reservoirs.