Provides warm, comfortable indoor heat from unique heat exchanger that maximizes energy efficiency. Unique design significantly lowers emissions into the atmosphere. Uses only outdoor air for combustion, reducing corrosive effects of indoor air on your furnace. Cast iron heat exchanger provides maximum heat transfer. Built-in safety features monitor boiler operation at all times.
Electronic ignition provides convenient start up without relighting every year.
AFUE 20-year limited warranty Engineered to quietly squeeze more out of your energy dollar. Low profile design for easier and less costly installation in tight closets and crawl spaces. Uses less energy and reduces pollution. Featuring Sure Light Ignition, the safest, surest, most intelligent hot surface ignition system available today. Two-stage heating reduces temperature swings within the home and maintains a more consistent and comfortable temperature.