Washes and rinses test bottles in 2 minutes! Extremely lightweight, portable and does not require permanent connection. Compact enough for convenient storage when not in use. Can also be connected to a hot water system using 3/8” standard pipefitting. Rugged and sturdy aluminum base and top; acid resistant and all moving parts are replaceable. Rubber cushions at the base of each spray jet prevent bottle breakage. The hose is made of strong, heat-resistant fabric lined rubber for long-lasting wear.