The COWB3 Boiler: Efficient Performance for Years You can’t predict winter weather, so why risk your family’s comfort? Be ready for the worst – and cozy throughout the season – 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. The COWB3 includes a domestic hot water coil that also increases 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 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 select a COWB3 boiler through your Midland Air Service Experts Heating & Air Conditioning in Columbia, 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 select the best fit for your home. Schedule your free appointment with Midland Air Service Experts in Columbia online or call 803-399-7208 to get started.