The COWB3 Boiler: Efficient Performance for Years You never know just how harsh the winter will be, so why risk your family’s warmth? Be equipped for the worst – and cozy all winter – with a Lennox® COWB3 boiler. This standard-efficiency heating system includes a Beckett® oil burner, the product that set the standard 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 takes winter cold to the next level. That’s on reason why we love the COWB3 system’s sealed-combustion design. Plus, your heating is both quiet and draft-free. What makes the COWB3 even better is its simple integration with traditional radiator systems. When you purchase a COWB3 boiler through your Strogen's Service Experts Heating & Air Conditioning in Rochester, you’ll get reliability, durability and expert furnace installation service. Ready to see what a a COWB3 boiler can do for you? This boiler is available in three models so you can select the best equipment for your home. Schedule your free appointment with Strogen's Service Experts in Rochester online or call 603-923-4570 to get started.