An eight-page brochure is available on the line of BTH Cyclone XHE® commercial gas water heaters. The new BTH-300 and BTH-400 are described in the brochure as 130-gallon units of 300,000 and 400,000 Btu input, respectively, with 99-percent thermal efficiency. A cutout of a unit is labeled with the water heaters' various features and benefits. The Dynamix Cyclonic Burner™, the water heaters' burner technology, is explained. Venting of the Cyclone is discussed in the pamphlet also. A chart provides information including each model's gallon capacity, Btuh input, Btuh output, PVC vent size, height, weight, and approximate shipping weight.

A.O. Smith Water Products Co., 500 Lindahl Parkway, Ashland City, TN 37015; 615-792-4371;

eProduct #182