Threads directly to standard drum bung or carboy Constructed entirely of rugged polyethylene Inert to strong acids, alkalis and many solvents Delivers by positive pressure on the downstroke of the piston; does not pressurize the vessel Ergonomic «T« handle fits comfortably in gloved hand Pump will efficiently deliver against 3.65m (12 ft.) head of water and empty drum or carboy to within 3mm of the bottom Sizes are available to fit 114 and 220L (30/50 gal) plastic or steel drums and 20L (5 gal) carboy