Definition
Annual Fuel Utilization Efficiency — measures furnace efficiency as a percentage of fuel converted to heat. Higher AFUE means lower gas bills.
Why this term matters for homeowners
In the Puget Sound, HVAC terms often connect to efficiency ratings, comfort outcomes, and rebate eligibility.
- Use this term to ask better follow-up questions during estimates.
- Look for this language in Learn and Evaluate guides to connect definition to decisions.
- Confirm how this applies to your specific home age, layout, and utility setup.
Related pages
Trade: Heating & Air