Reliability and Comfort Every Cold Season Can Be Yours with an Oil-Fired Water Boiler.

With a dependable Lennox® oil-fired water boiler from KDM Service Corporation in Tuscaloosa, you’ll stay cozy and warm—even on winter’s most bitter days. And, when you add an optional tankless coil, your high-efficiency boiler can also heat water for all your household needs, at virtually no cost during the winter months.

See what the COWB3 boiler has to offer.

COWB3 Boiler

You will enjoy years of near-silent heating from the COWB3 boiler. It is made with the Beckett® oil burner, which sets the bar for predictable fuel-efficient heating.

  • 85.2% AFUE*
  • Optional, domestic tankless hot water coil delivers hot water for very little cost throughout the cold season
  • Sealed combustion design keeps noise very low
  • Swing-out burner door for simple cleaning and maintenance
  • Compatible with traditional radiator systems
  • Cast-iron heat exchanger for lasting durability
  • 20-year limited warranty on heat exchanger, 1-year limited warranty on remaining covered parts
COWB3 Boiler
Efficiency Rating (AFUE): up to 85.2

Our boiler pros at KDM Service Corporation are available to take care of all your boiler needs, whether you want a new boiler or boiler maintenance. Call our Tuscaloosa location at 205-758-2703 today, or schedule your appointment online.


*Annual Fuel Utilization Efficiency (AFUE) measures how efficient the appliance is in converting its fuel’s energy into heat over the course of a year.