Furnace Articles

When Should You Replace Your Furnace?

February 15, 2024
When Should You Replace Your Furnace? domestic animal, cat, human foot, togetherness.

Your furnace plays the key role in keeping you warm in your Statesville home, but even with routine maintenance, it does not last forever. Nobody wants to think about replacing any major household system, but it’s generally more cost effective to be proactive in your thinking about it.

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How to Spot a Cracked Heat Exchanger

January 31, 2024
How to Spot a Cracked Heat Exchanger. Man coughs in his elbow while sitting on sofa at home.

At Griffin Heating and Air Conditioning, we take the safety of our customers in North Carolina seriously. That’s why we want you to know how to spot a cracked heat exchanger.

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How Does a Gas Furnace Work?

November 17, 2023
How Does a Gas Furnace Work? - Man Explains to His Friend How a Gas Furnace Works as They Lean on a Balcony.

A furnace is a big part of your life—whether you realize it or not. It keeps your Mooresville home warm and can help with your indoor air quality (IAQ).

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Should I Get an 80% or 95% Furnace?

February 10, 2023
Image of couple in a kitchen. Should I Get an 80% or 95% Furnace?

When it comes time to replace your current standard-efficiency furnace, there are so many decisions to make. One of the primary ones is what level of efficiency you need for your new system.

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How Do I Know I Have a Cracked Heat Exchanger?

January 13, 2023
How Do I Know I Have a Cracked Heat Exchanger? Image shows copper color heat exchanger.

Your helpful neighbor suggested the issue you are having with your gas furnace sounds like it could be due to a cracked heat exchanger. What is a heat exchanger? How can you tell if this is the issue? What should you do about it? 

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Schedule Your Annual Furnace Inspection Now

February 14, 2022
Schedule Your Annual Furnace Inspection Now

What ’s at the top of your to-do list? Make sure it is your furnace. Prepping your heating, ventilation, and air conditioning (HVAC) system for winter in NC not only enhances your safety and your furnace’s efficiency, it can help keep your repair budget in line during cold weather. Tackling this important chore is easier than raking leaves or cleaning gutters when you call the heating and cooling experts at Griffin Heating & Air Conditioning.

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Why Is My Furnace Filter Soggy?

December 10, 2021
why is my furnace filter wet?

You have just inspected your air filter, only to find it is sopping wet! Thoughts begin to race through your head, and you ask yourself, Is my furnace breaking down? or Is this going to be expensive to repair? Fortunately, there is no need for panic.

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Why Is the Furnace Pilot Light Going Out?

February 13, 2021
why is my furnace pilot light going out?, woman with coffee mug near window

If you ever hear your gas furnace turn on but cannot feel any warm air blowing from the vents inside your home, chances are the pilot light went out.

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Is My Furnace Overheating?

January 15, 2021
is my furnace overheating?, man teaching baby to walk

Just about any electrical appliance has the potential to overheat. Furnaces are no exception. As a homeowner, you need to take precautions to lower the risk of an overheated unit. You should also be wary of the associated symptoms, so you know when to take action. Remember, if your system gets too hot, you should keep a cool head and get your furnace taken care of right away.

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Furnace Filters 101

December 15, 2020
Furnace filters 101

Your furnace filter is the unsung hero of your furnace. It quietly does its job without any fuss and allows the rest of the furnace to do its job. It’s not a complicated item, but there are some basics we at Griffin Heating & Air Conditioning think you should know to help it do its job.

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How Do I Know When I Need a New Furnace?

November 23, 2020
How Do I Know When I Need a Furnace Replacement?

Let’s face it—there’s never a good time for the heat to go out in your North Carolina home. You certainly don’t want to wait until your heating system stops working for you to realize you need a replacement!

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5 Reasons to Schedule a Fall Furnace Clean and Check

October 15, 2020
Furnace Clean and Check

When cooler weather hits here this fall, you’ll want your home to be warm. Before then, you should have your furnace cleaned and checked.

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How Can I Make My Furnace Last Longer?

February 24, 2020
Woman researching on her phone how to make her furnace last longer in her home.

The average furnace lasts between 10 and 15 years. But did you know you can take steps to make it last longer? There is no shortcut or hack to increase your furnace’s longevity. In reality, the key is treating your Cornelius system with care and respect. With just a small amount of time and energy, you…

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Why Won’t My Furnace Stop Running?

February 7, 2020
Woman on the phone trying to figure out why her furnace won't stop running.

Is your furnace blowing air without pause? If so, you’re probably feeling a bit concerned. First, your Davidson house most likely feels like an oven. On top of that, your utility bill will be considerably higher with your furnace constantly running. Believe it or not, this is a fairly common problem our professionals at Griffin…

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What’s That Smell Coming From My Furnace?

January 29, 2020
Woman holding nose after detecting a bad smell coming from her furnace.

If your furnace is producing a strange smell, you should always treat it with caution. While the cause for the odor may be benign, it could just as easily be harmful to inhale. When in doubt, always open windows to ensure ventilation, and evacuate your North Carolina home. For your convenience and protection, our Griffin Heating…

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Tips to Troubleshoot Your Thermostat

January 15, 2020
Woman confused and trying to fix her thermostat and is in need of tips to troubleshoot it.

If your heating or air conditioning system suddenly stops working in your Davidson home, it’s easy to think the worst. However, sometimes the malfunction is not really caused by your heating, ventilation, and air conditioning (HVAC) system at all, but actually from a broken thermostat. Here are some expert tips on checking your thermostat first…

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What’s That Sound Coming From My Furnace?

December 23, 2019
Man not able to sleep due to a loud sound coming from his furnace.

It’s normal for your furnace to make some noise. For instance, a dull hum is to be expected. However, louder noises might spell trouble for your heating unit’s components. Remember to turn off your furnace if it makes any alarming sounds and leave the repair job to a professional. To help you, our Griffin Heating &…

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Why Isn’t My Furnace Heating My Entire Home?

December 12, 2019
Family trying to stay warm under blankets and trying to determine why their furnace isn't heating their entire home.

If your furnace seems to be producing heating inconsistently around your Huntersville home to you, you’re not alone. Many homes have varied conditions from room to room causing spotty heating or cooling. On cold days, this can be a nuisance. For example, you may be confined to only a few rooms in your home. Or…

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What Are the Different Types of Furnaces?

November 25, 2019
Flames representing the different types of furnaces that are available today

If you happen to be in the market for a new furnace, you may be overwhelmed by the number of options available. Our professional team at Griffin Heating & Air Conditioning would like to make it a bit easier by providing some basics on the different types of furnaces on the market today. We hope…

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Do I Really Need Fall HVAC Maintenance?

November 14, 2019
Family playing outdoors enjoying the fall season after scheduling their HVAC maintenance

As the saying goes, “Time and tide wait for no one.” Whether you’re prepared or not, the summer months and warmer weather are gone, moving aside for fall and cooler temps. That means here in Huntersville, you need to think about preparing your heating, ventilation, and air conditioning (HVAC) system for fall maintenance. Maintaining your…

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7 Furnace Maintenance Tips

October 16, 2019
homeowners with their feet over the furnace trying to stay warm after following the furnace maintenance tips

It’s understandable that maintenance tasks often fall by the wayside. Many Huntersville homeowners follow the mantra of “if it ain’t broke, don’t fix it.” Everyone is busy and many seemingly more important priorities tend to creep up every month to consume time and money. However, the last thing you want to worry about when the…

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What Is Short Cycling?

February 28, 2019
Caucasian repairman or blue collar/service industry worker makes service/house call at customer's front door.

Short cycling basically means that your furnace is turning on and off quickly and thus not providing the heat that your home needs. It can happen for a number of reasons. A furnace that is too big for your home is often the culprit. When your home heats too quickly, it also cools down too…

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6 Ways Your Furnace Keeps You Safe

February 13, 2019
A family relax on the sofa in a log cabin and use a smartphone.

Your fuel-burning furnace has a number of mechanisms allowing it to run safely and effectively. These features prevent fires and protect your indoor air quality (IAQ). They also work to prevent internal errors from damaging large portions of your furnace. From our team here at Griffin Heating & Air Conditioning, here are six ways your…

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What Are the Signs I Need a New Furnace?

January 7, 2019
family mother and child daughter hugs and warm on winter evening by fireplace

A new furnace is a big investment and can be a heavy cost for any homeowner. It may be hard to make the decision to replace your current furnace, but every furnace will need to be replaced at some point in a home’s life. How do you know when it is time to say goodbye…

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What Does AFUE Mean?

December 21, 2018
Mother with children in kitchen preparing Christmas cakes

While an air conditioner’s efficiency is measured by its SEER (Seasonal Energy Efficiency Ratio) rating, an electric or gas- or oil-fired furnace’s efficiency is measured by its AFUE, or Average Fuel Utilization Efficiency. This standard measurement is given in percentages, letting you know how much of your fuel is actually used to heat your home…

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What’s That Smell Coming From My Furnace?

November 21, 2018
Woman in scarf looking at camera.

If your furnace is producing a strange scent, you should always treat it with caution. While the cause for the odor may be benign, it could just as easily be harmful to inhale. When in doubt, always open windows to ensure ventilation, and evacuate your home. For your convenience and protection, our Griffin Heating &…

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Furnace Flue Tips

October 19, 2018
cozy nordic kitchen in an apartment. thanksgiving and fall concept. 3D rendering

What is the Furnace Flue? The furnace flue is a pipe or vent that expels exhaust from your home. It keeps you and other people in your home safe from breathing harmful gases. In addition to air quality hazards, some of the fumes are flammable. The exhaust prevents these gases from coming into contact with…

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5 Reasons to Schedule a Fall Furnace Clean and Check

September 21, 2018
Family Relaxing Indoors Playing Chess And Reading Book Smiling

Once the cooler weather hits here in Statesville, NC, this fall, you are going to want the inside of your home toasty and comfortable. This means turning on your furnace. Long before the first night you’ll want it, you should have your furnaced cleaned and checked by a professional from Griffin Heating & Air Conditioning.…

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Why is My Furnace Leaking Water?

February 13, 2018
Heating system in the house basement

You just discovered there’s a puddle water on the floor in front of your furnace. What does this mean? Why would your furnace be leaking water? In most cases, it’s not a big repair, so don’t panic. It could be a few different things. However, you will need a certified professional to take a look…

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When Do I Need a New Furnace?

January 30, 2018
Technician helping a woman decide if she needs a new furnace.

There are few simple things to take into consideration when thinking about a new furnace. How Old is Your Furnace? The average life expectancy of a furnace is 15 to 20 years. The closer your furnace gets to this age range, the more attention you should pay to the warning signs. Start shopping for a…

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How Furnaces Work

October 30, 2017
Two pumpkins sitting in a red wagon where families need to learn about their furnace.

Winter is almost here in Mooresville, NC, and here at Griffin Heating & Air Conditioning, we believe everyone should have basic knowledge about how their appliances work. Gas furnaces create heat by burning natural gas. This gas is usually methane combined with other carbon based gasses. The Ignitor The process starts with the ignitor. The…

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