Furnace Service, AFUE and What They Mean for You in Huffman

December 31, 2015

Curious temperature changes and the expectation of early spring can keep us holding out as we wait until the end of the winter season. With the random weather this time of year, it’s crucial to make sure that your furnace service is taken care of and that your furnace is prepared for any weather shift. Part of possessing and utilizing a furnace is understanding the system and understanding when it might call for repair or maintenance. A furnace’s AFUE (Annual Furnace Utilization Efficiency) is an important measurement to note and can disclose to you what kind of effectiveness you can anticipate from your system. If you are unaware of your AFUE, this percentage can be clarified at your next furnace tune-up appointment from one of our specialists at Air Houston Mechanical LLC.

So, what does this AFUE rating indicate for you? What types of things should you take into account with AFUE?


  • The older your furnace is, the smaller its AFUE will also be. This means reduced energy efficiency paralleled to a new furnace every winter when your system is in use.
  • Think about your AFUE percentage with regard to money – if your AFUE is 75%, that means that for every $100 you devote to heating your home, only $75 is being used to heat your home.

Bearing in mind the age of your furnace and the likelihood of overspending on your heating costs has hopefully offered some understanding into the importance of your furnace’s AFUE. There are many elements that go into choosing a new furnace or staying in your furnace service plan. Over time still, decreased efficiency levels can drastically influence your energy usage, monthly bills and coziness. Don’t ignore the AFUE rating of your furnace and think of it when deciding whether it’s time for furnace replacement.

If you have any further uncertainties about furnaces, or you just want some help finding the AFUE rating of your present furnace, give our specialists at Air Houston Mechanical LLC a call at 832-777-1521.