Fits over 3/4" diameter drums, leaving the 2" opening free for pump installation. The geared float is connected to a rope that descends as the liquid level in the drum drops. The float, usually used on oil and fuel drums, is constructed of polyethylene, which allows it to be used with a wide range of liquids, including water, coolants, etc.
Benefits
A simple and economical way to check the level of liquid remaining in a drum or tank.