The ProLine XE Combination Boiler delivers hot water and comfortable space heating for homes.

The boiler’s user-friendly interface features a backlit LCD display that provides text-based diagnostic information.

Available in 110,000, 150,000 and 199,000 Btu/hr. models, the product can deliver up to 4.8 gallons of hot water per minute. It features energy-saving performance with 95 percent Annual Fuel Utilization Efficiency and a 10:1 turndown ratio.

Its pre-purge function allows the unit to re-ignite during frequent on/off use cycles. Its pre-heat function keeps the boiler and brazed heat exchanger at a pre-determined temperature.

A.O. Smith

www.aosmith.com