what are zone control systems?

What Are Zone Control Systems?

February 27, 2021

If you have a large home with multiple stories or a large household with family members who prefer different temperatures, consider installing a zone control system.

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

Why Is the Furnace Pilot Light Going Out?

February 13, 2021

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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whole-house humidity control

Why You Need Whole-House Humidity Control

January 31, 2021

When indoor plumbing became more popular in the 1940s, a whole new level of comfort and convenience began for homeowners. However, with that convenience came new challenges. One of those challenges is controlling humidity levels so they remain safe and comfortable inside your home. According to, the ideal humidity level is between 30 percent and 50 percent.

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is my furnace overheating?, man teaching baby to walk

Is My Furnace Overheating?

January 15, 2021

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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Winter landscape seen through the window, and green plant, why is my heat pump freezing up

Why Is My Heat Pump Freezing Up?

December 31, 2020

Our team at Griffin Heating & Air Conditioning regularly gets calls about frozen heat pumps. Though common, a heat pump freeze-up usually means your system’s components are not working correctly. Sometimes you can fix it yourself. But oftentimes, you will need to call a heating, ventilation, and air conditioning (HVAC) professional, like us, as the problem may require a part replacement or complex repair.

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happy holidays from griffin heating & air conditioning

Happy Holidays From Griffin Heating & Air Conditioning

December 23, 2020

Happy Holidays from Griffin Heating & Air Conditioning!

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Furnace filters 101

Furnace Filters 101

December 15, 2020

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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person adjusting thermostat, Heat Pump Versus Furnace

Heat Pump Versus Furnace

November 30, 2020

Looking to install a new heater in your Hickory home? Your two most popular choices are a heat pump and a furnace. Each one has advantages and disadvantages when compared to the other.

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How Do I Know When I Need a Furnace Replacement?

How Do I Know When I Need a New Furnace?

November 23, 2020

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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The young man cleaning filters in the air-conditioning split device in the recently rented apartment in Brooklyn, New York, USA

The Problem With Clogged Air Filters

October 27, 2020

Busy careers, bustling families, engrossing hobbies, and overwhelming responsibilities keep most people busy day in and day out. It’s understandable why worrying about the air filter in your heating, ventilation, and air conditioning (HVAC) system is probably way down at the bottom of the priority list.

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Call us at 704-873-1749!