The new thermoplastic-lined, indirect-fired water heater from U.S. Boiler Company Inc. - Burnham Brand Boilers - is for residential and light commercial applications. It is a corrosion-resistant tank designed to provide thermal performance. The tank is light, offering ease of transport and installation. By utilizing a proprietary, double-bonded thermoplastic tank liner, the Alliance LT can withstand even the most aggressive water conditions without the use of an anode rod. The Alliance LT also features 1 inch of dense foam insulation, providing minimal standby heat loss. Bolted, topside connections provide easy access to the coil without the need to train the tank. It is available in five sizes from 30 to 119 gallons. 717-397-4701; www.usboiler.net.