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. The COWB3 includes a domestic hot water coil that also increases energy efficiency. Winter temperatures are one thing, but it’s the wind that brings us over the edge. That’s maybe the biggest reason why we love the COWB3 system’s sealed-combustion style. Not only is your heating quiet, it’s also draft-free. What makes this boiler even better is its simple integration with traditional radiator systems. When you buy a COWB3 boiler through your Service Experts Heating & Air Conditioning in Longmont, 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 Service Experts in Longmont online or call 303-647-5749 to get started.