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 ready for the worst – and cozy throughout the season – with a Lennox® COWB3 boiler. This standard-efficiency heating system features a Beckett® oil burner, the product that raised the bar 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 maybe the biggest reason why we love the COWB3 system’s sealed-combustion construction. 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 Abbey Air Service Experts Heating & Air Conditioning in Oakville, 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 fit for your home. Schedule your free appointment with Abbey Air Service Experts in Oakville online or call 289-813-5566 to get started.