Question 1

Is a high-efficiency furnace worth it?

Accepted Answer

The upfront cost of a high-efficiency furnace may be higher, but the energy savings will pay off in the long run. Before you install, ensure your home is airtight so that the furnace will operate as efficiently as possible.

Question 2

How long should a gas furnace last?

Accepted Answer

A gas furnace should last for 16 - 20 years.

Question 3

What is a high-efficiency furnace?

Accepted Answer

A furnace in which 90% or more of the fuel it consumes is generated into usable heat. This is indicated by an AFUE rating.

Question 4

Is a two-stage furnace worth the money?

Accepted Answer

It can be worth the money if your home is airtight, and you are looking for higher efficiency, quietness, and better heat distribution compared to your current furnace. The upfront costs are higher; however, so are the energy savings that will make up the difference over time.

Question 5

What qualifies as a high-efficiency furnace?

Accepted Answer

To qualify as a high-efficiency furnace, it must have an AFUE of 90% or greater.

Question 6

How do I know if my furnace is high efficiency?

Accepted Answer

You can determine if your furnace is high efficiency if it has an AFUE rating of 90% or greater.

Question 7

What does AFUE mean?

Accepted Answer

Annual Fuel Utilization Efficiency is a measure of how efficiently a furnace uses its fuel.

Question 8

What is a good AFUE rating?

Accepted Answer

A high-efficiency gas furnace will have an AFUE rating of 90 - 97%, a mid-efficiency will range from 80 - 85%, and low efficiency will have a minimum rating of 78%.