Relax with Reliable Comfort Season After Season. With a sturdy Lennox® oil-fired water boiler from American Premier Heating & Air Conditioning in Sylmar, you’ll stay warm and snug—even on winter’s most bone-chilling days. Also, with the addition of an optional tankless coil, your high-efficiency boiler can also heat water for all your household needs, for only a small cost during the winter months. Find out more about what the COWB3 boiler has to offer. COWB3 BoilerYou will enjoy years of near-silent performance from the COWB3 boiler. It is made with the Beckett® oil burner, which is the standard for predictable fuel-efficient heating. 85.2% AFUE* Optional, domestic tankless hot water coil delivers hot water for almost no cost throughout the cold season Sealed combustion design keeps noise at a minimum Swing-out burner door for easy cleaning and maintenance Functions with traditional radiator systems Cast-iron heat exchanger for lasting performance 20-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts Efficiency Rating (AFUE): up to 85.2 Product Brochure Contact Us to Learn More Our boiler experts at American Premier Heating & Air Conditioning are here for you to take care of all your boiler needs, whether you want a new boiler or boiler maintenance. Call our Sylmar location at 818-370-7266 today, or set up your appointment online. *Annual Fuel Utilization Efficiency (AFUE) measures how efficient the appliance is in converting its fuel’s energy into heat over the course of a year.