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 all 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. 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 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 conventional radiator systems. When you buy a COWB3 boiler through your Service Experts Heating & Air Conditioning in Canada, 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 one for your home. Schedule your free appointment with Service Experts in Canada online or call 866-397-3787 to get started.