Evaporative cooler, 4900 cfm, down draft duct cooler, cools 800-1800 sqft, motor choice 1/3 hp 4100 industry standard rating, not included, or 1/2 hp 4800 industry standard rating, not included, 2 speed motor, aspen pads media, down draft, for use with pps motor #81524,tv #295-623, pps motor #81544, tv #297-135, pps pump #p-7g, tv #111-507, pps pump #m-7500, tv #781-925, 8 year limited warranty on cabinet, powder coated for durability, cabinet dimensions: 34-1/2" x 34" x 34", duct opening: 17-3/4" x 17-3/4" x 8-3/16".