The COWB3 Boiler: Efficient Performance for Years You can’t predict winter weather, so why risk your family’s warmth? Be prepared for the worst – and cozy throughout the season – with a Lennox® COWB3 boiler. This standard-efficiency heating system uses a Beckett® oil burner, the product that set the standard for fuel-efficient heating. A domestic hot water coil takes your energy efficiency further by providing hot water at virtually no additional cost. Winter temperatures are one thing, but it’s the wind that really chills our bones. That’s on reason why we love the COWB3 system’s sealed-combustion construction. You’ll even get quiet and draft-free heating. What makes this product even better is its easy integration with conventional radiator systems. When you purchase a COWB3 boiler through your Eveready Service Experts Heating & Air Conditioning in Richmond, you’ll get reliability, durability and expert furnace installation service. Ready to see what a a COWB3 boiler can do for you? This product is available in three models so you can select the best fit for your home. Schedule your free appointment with Eveready Service Experts in Richmond online or call 804-548-4480 to get started.