Furnace Replacement

 When to get your furnace replaced?

Furnaces are one of the essential units in a house especially if you live in extreme cold climates. These units which run on variety of fuels are subject to gradual wear and tear. They should be replaced at the right time to prevent high utility bill, carbon monoxide leakages, and other mishaps in the house. Here are some tips to know when it is time to replace your furnace before it costs you money or becomes unsafe.

 Keep a track on the age of the furnace:

You should know that on average furnaces in household have a life expectancy of 16 to 20 years. The Consumer reports.org, states that usually the lifespan of a furnace is 18 years. But according to Energy star.gov, a furnace after 15 years of operation should be replaced with an ENERGY STAR rated furnace. The ENERGY STAR rated furnaces are 15% more energy efficient compared to other furnaces in the market.

 In case your furnace will soon be approaching this age then it is time for youto look for a new and more efficient model in the shops. Remember it is always better to start it a little before the gadget starts malfunctioning. In that case you can take a more informed decision as you have plenty of time. Rushing up to buy and replace faulty furnace may not fetch you the best model suited to your needs. If you have a furnace running with a pilot-light then it is almost 25 years old and needs to done away with ASAP.

Skyrocketing bills:

High utility bills are not essentially due to high prices of fuels. They also result due to inefficient units. Old and un maintained furnaces lose their efficiency before time. Inefficient unit works hard to produce the desired outcome as a result consumes more fuel. This generates high utility bills. Instead of putting up with inefficient unit and paying high bills you can use the money for buying a new furnace.

 Too many repair bills is signal for replacement

It has often been seen that as furnaces age, the individual components within them start malfunctioning. If your replace a part this year you will need to replace another the next year. You will soon see that you are spending fat amounts after replacing components. A sit becomes obsolete gradually, you will have trouble in finding replacement parts. In such circumstances it is better to replace it.

 Is the furnace heating the rooms optimally?

You will see that some rooms get hotter than the other when you operate the furnace. Sometimes the heat produced by it is not enough. You are constantly struggling with your thermostat to make your rooms more comfortable. This is a sign that your furnace lacks the ability to properly distribute the air to keep you comfortable in your home.

Is the furnace flame mostly yellowish?

A furnace flame should mostly be blue. But in case it is yellow, it is a bad sign. It is a symptom of carbon monoxide leakage. This can become lethal if not checked. Other signs of carbon monoxide leakage airlines of smut spotted around the furnace; an upward draft cannot be seen in the chimney; too much moisture found in rooms near the windows , wails etc.; flue pipes and other such conduits are rusty; water trickling down the base of the chimney, vent, or flue pipe.

 Noisy Furnace

Old furnaces often make all sorts of noises. You can headbanging, popping, rattling, or squealing noises coming out of them. If the blower inside the furnace is running almost non-stop then it can generate noise. Make sure to find out if the blower is turning on and off frequently or is it blowing cold air at times. If so, it is high time to replace your unit.

Cracked ex changer

Furnaces with gradual wear and tear can have their heat exchanges cracked. Cracked exchanges are very risky and they can lead to carbon monoxide leakage. If the gas is present it will leak into the house undetected. You will not realize its impact on your health unless it is too late. However some symptoms can be felt like regular headaches, irritation in nose or eyes, nausea, disorientation, flu-like symptoms etc.If you are experiencing these things call a technician immediately. If the exchange is cracked replace the furnace before long.

 Contaminated indoor air

An efficient furnace also makes your house comfortably moist and purifies the air from aerial contaminants. If you feel that your rooms are getting too dry and damp then there could be a problem in the furnace. You or any family member may complain of allergies. This is due to airborne dust, mold, pollen, viruses or dander in the air indoor. You can suffer from dryness of nose, throat, and skin. If you see such signs like frequent dust layers in the house, drooping plants, cracks in the furniture, musical instruments going out of tune then it is time to check the efficiency of the furnace.

AFUE Rating


If you are not sure about the efficiency of your furnace, laconically professional. A professional will use a rating called AFUE (annual fuel utilization efficiency) to assess the efficiency of your existing furnace operation. If the rating falls below 80% percent the furnace requires an immediate replacement. A high efficiency furnace should have AFUE rating of more than 9%. An ultra – efficient furnace can be 97% efficient.

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