The Elemental O2 Commercial Pump’s powerful electromagnetic motor pushes 571 gph to provide reliable output for air diffusion devices. It features high-quality aluminum alloy housing and a wear-resistant cylinder and piston. The 120V, 20W O2 Commercial Pump includes a six-outlet air divider and ¼” ID connection tubing. The air divider is compatible with 3/16” ID tubing (available separately). The O2 Commercial Pump features a one-year warranty.