Operating Cost Calculator

Calculate annual fuel costs based on BTU output, efficiency, and run hours.

Calculate your boiler's annual fuel cost and see how upgrading to a high-efficiency unit could reduce expenses.

Boiler Output (BTU/hr)

Efficiency: 85%

75%98%

Fuel Type

Fuel Cost per therm ($)

Annual Operating Hours: 4,000

1,000 hrs8,760 hrs (24/7)