Reliability and Comfort Every Cold Season Can Be Yours with an Oil-Fired Water Boiler. Scott Temperature in Lawrence knows the colder months seem to be endless, but we can help you stay snug and warm. Our reliable Lennox® oil-fired water boiler is the answer. This boiler will keep your home comfortable and even has the option of an attached tankless coil to heat water for your showers, laundry and other household requirements for a low additional energy cost. Consider the COWB3 boiler as an efficient option for your home comfort. COWB3 BoilerThe Beckett® oil burner sets the bar for reliable, fuel-efficient heating. That’s absolutely why it’s used in the COWB3 boiler. You can plan on years of nearly noiseless performance from this boiler. 85.2% AFUE* Optional, domestic tankless hot water coil provides hot water for almost no cost throughout the wintertime Sealed combustion design keeps noise at a minimum Swing-out burner door for easy cleaning and maintenance Works with traditional radiator systems Cast-iron heat exchanger for lasting reliability 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 are here to serve the Lawrence area. If you’re looking for a new boiler or need maintenance on your existing boiler, call us at 785-843-2244 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.