Asepsis Self-Contained Standard Water System with 2 Liter Bottle, Single. Metal cover with white powder coat finish, air purge toggle, water pressure is controlled by adjustable regulator (7205), standard 28mm thread for water bottle, pressure gauge (7265). Mounts to vertical surfaces, optional 2' post mounting, On/off toggle releases bottle pressure. Dimensions: 5' x 4 1/2' x 17'.