Pros and Cons of High-Efficiency Furnaces Vs. Mid-Efficiency Furnaces


If you are shopping for a new furnace, the first thing you probably think of is efficiency – as in, getting a furnace that is more efficient than the one you’re replacing. A mid-efficiency furnace has an annual fuel utilization efficiency (AFUE) of 80%. Compared to this, high-efficiency furnaces have an AFUE between 90 to 97%. consequently energy-efficient furnaces can heat your home faster and cut down on monthly energy bills. However, they are also more expensive to install and have higher maintenance costs.
There are several pros and cons of purchasing high-efficiency furnaces as compared to mid-efficiency furnaces.

Pros of High-Efficiency vs. Mid-Efficiency Furnaces

• A 95% is more efficient than an 80% furnace. The furnace uses an additional 15% of the heat produced during the combustion course of action to heat your home. Better efficiency also method lower energy bills. So, you are saving money over time by reducing your monthly energy costs.

• Purchasing an new Furnace will require less expensive repairs. You will not have to buy spare parts like for an older form. This will also ultimately save money in the long run. Older furnaces may suffer from various problems such as problems with ignition, blockages, high noise levels. Sometimes, they might not produce enough heat to warm the complete house.

• These furnaces use lower energy and produce cleaner air. They are better suited for the ecosystem and for your comfort. An efficient unit can also reduce your carbon footprint levels compared to mid-efficiency ones.

• They are smaller in size and usually adjust to lesser space in your home. They also have a longer life cycle than traditional models, so you do not have to worry about replacing your unit in just a few years.

Cons of Higher-Efficiency vs Mid-Efficiency Furnaces

• 90% plus furnaces have higher upfront costs and equipment costs compared to mid-efficiency furnaces. They might cost between 25% to 40% more than an AFUE form. already though you are cutting costs in the long run by decreased energy bills, nevertheless not everyone is ready to make such an investment.

• The cost of installation is also higher. 90%-plus furnaces are more difficult to install as they are more complicate, and combined with the high price of the unit itself, your expenses are likely to add up. If you are getting a high-efficiency furnace for the first time, your contractor will have to install two new elements in your home. This is piping for air combustion and drainage for the condensate. The PVC pipes used are also different from the traditionally used metal pipes to permit the time of action of sealed combustion. These furnaces also have demanding maintenance needs compared to mid-efficiency ones that need to be taken care of now and then.


To decide which furnace option is best for your home, you need to take several factors into account, such as the size of your home, your monthly budget, and the weather in the vicinity you live.
If you live in a vicinity that is cold all year round, an energy-efficient furnace is a great choice, as after the initial investment you make, you are cutting down monthly energy costs. But if you are using the furnace for a few winter months, efficiency may not be that important.

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