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

Lycoming Heating Company in Williamsport knows the cold seasons seem to go on forever, but we can help you stay cozy and warm. Our sturdy Lennox® oil-fired water boiler is the answer. This trusty boiler will keep you and your family warm and even has the option of an attached tankless coil to heat water for your showers, laundry and other household requirements for a low additional energy cost.

For an efficient home comfort option, look at the COWB3 boiler.

COWB3 Boiler

The Beckett® oil burner sets the standard for reliable, fuel-efficient heating. That’s the reason why it’s used in the COWB3 boiler. Your family can plan on years of virtually noiseless performance from this boiler.

  • 85.2% AFUE*
  • Optional, domestic tankless hot water coil provides hot water for almost no cost throughout the cold season
  • Sealed combustion design keeps noise at an unnoticeable level
  • Swing-out burner door for easy 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 are happy to serve the Williamsport area. If you’re looking for a new boiler or need maintenance on your current boiler, call us at 570-326-4450 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.