The COWB3 Boiler: Efficient Performance for Years You never know just how harsh the winter will be, so why risk your family’s comfort? Be equipped for the worst – and cozy all winter – with a Lennox® COWB3 boiler. This standard-efficiency heating system uses 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 on 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 select a COWB3 boiler through your Service Experts Heating & Air Conditioning in Roanoke, 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 choose the best equipment for your home. Schedule your free appointment with Service Experts in Roanoke online or call 540-302-8645 to get started.