Relax with Reliable Comfort Season After Season.

With a dependable Lennox® oil-fired water boiler from True Temp Heating & Air Inc in Chatsworth, you’ll stay warm and snug—even on winter’s harshest days. Plus, 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.

Read more about the COWB3 boiler.

COWB3 Boiler

You will enjoy years of near-silent performance from the COWB3 boiler. It includes the Beckett® oil burner, which is the standard for predictable fuel-efficient heating.

  • 85.2% AFUE*
  • Optional, domestic tankless hot water coil delivers hot water for a very small cost throughout the cold season
  • Sealed combustion design keeps noise at an unnoticeable level
  • Swing-out burner door for easy cleaning and maintenance
  • Functions with traditional radiator systems
  • Cast-iron heat exchanger for lasting performance
  • 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 professionals at True Temp Heating & Air Inc are always ready to help with all your boiler needs, whether you want a new boiler or boiler maintenance. Call our Chatsworth location at 706-695-7492 today, or set up 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.