The COWB3 Boiler: Efficient Performance for Years Winter weather can take a turn for the worse without warning, so why risk your family’s warmth? Be prepared for the worst – and cozy all season – with a Lennox® COWB3 boiler. This standard-efficiency heating system features a Beckett® oil burner, the product that set a benchmark for fuel-efficient heating. Thanks to a domestic hot water coil that provides hot water at almost no extra cost, you’ll see greater energy efficiency. Winter temperatures are one thing, but it’s the wind that really chills our bones. That’s why we love the COWB3 system’s sealed-combustion design. You’ll even get quiet and draft-free heating. What makes the COWB3 even better is its effortless integration with conventional radiator systems. When you select a COWB3 boiler through your Rolf Griffin Service Experts Heating & Air Conditioning in Fort Wayne, you’ll get reliability, durability and expert furnace installation service. Ready to see what a a COWB3 boiler can do for you? The COWB3 boiler is available in three models so you can select the best equipment for your home. Schedule your free appointment with Rolf Griffin Service Experts in Fort Wayne online or call 260-557-1275 to get started.