The COWB3 offers an efficiency of up to 85.2% AFUE, meaning it can deliver significant energy savings, compared to an older boiler. That means you don’t have to worry about high heating bills, no matter how cold the winter gets.
The COWB3’s cast-iron heat exchanger offers long life and dependable operation. It also features a Beckett® burner that sets the standard for reliable, fuel-efficient heating.
Efficiency Rating (AFUE): Up to 85.2% AFUE
ENERGY Qualified: ENERGY STAR®
Warranty:20-Year Limited Warranty on Heat Exchanger; 5-Year Limited Warranty on covered components. This product may be eligible for 10-Year Limited Warranty coverage with product registration.
Fuel Source: Oil
Burner Type: Beckett
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