Reliability and Comfort Every Cold Season Can Be Yours with an Oil-Fired Water Boiler. With a sturdy Lennox® oil-fired water boiler from Daniel's Heating - Cooling & Electric in Orrville, you’ll stay warm and toasty—even on winter’s most bitter days. Also, with the addition of an optional tankless coil, your high-efficiency boiler can also provide you with hot water for all your household needs, for only a small cost during the winter months. Read more about the COWB3 boiler. COWB3 BoilerYou can expect years of near-silent heating from the COWB3 boiler. It includes the Beckett® oil burner, which sets the bar for dependable fuel-efficient heating. 85.2% AFUE* Optional, domestic tankless hot water coil provides hot water for a very small cost throughout the wintertime Sealed combustion design keeps noise very low Swing-out burner door for easy cleaning and maintenance Works with traditional radiator systems Cast-iron heat exchanger for lasting durability 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 pros at Daniel's Heating - Cooling & Electric are here for you to help with all your boiler needs, whether you’re looking for a new boiler or boiler maintenance. Call our Orrville location at 330-821-8432 today, or schedule 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.