A.O. SMITH Cyclone XHE Natural Gas Commercial Water Heater BTH-199A A.O. Smith Water Products Company offers the broadest, most innovative commercial water heater line in the industry. The Cyclone XHE line sets standards for performance and quality that still stand. BTH-199 Design Details ASME Co
A.O. SMITH Cyclone XHE Natural Gas Commercial Water Heater BTH-199A A.O. Smith Water Products Company offers the broadest, most innovative commercial water heater line in the industry. The Cyclone XHE line sets standards for performance and quality that still stand. BTH-199 Design Details ASME Construction 94% efficiency dramatically lowers operating costs Patented Dynamix Cyclonic Burner offers precise air/fuel mixing at point of ignition Exhaust and air intake positioned so heater can be i