Bradford White Corp. has introduced the Commercial Gas--Light Duty High Input Direct Vent water heater. Utilizing a telescopic, coaxial (pipe inside a pipe) venting system, the air for combustion is introduced through the outer pipe and the products of combustion are exhausted through the inner pipe. The water heater is available in 50-, 65- and 75-gallon capacities with the option of an 8-foot vent kit. The new models also include side tappings to provide easy installation in the event the water heater is to be used for space heating. Standard features include the Hydrojet Total Performance System, Vitraglas lined tank, Non-CFC foam insulation, and a Piezo igniter.Bradford White Corp.