News

Man looking confused.

Why Is My HVAC Unit Making Unusual Noises?

February 25, 2020

If you hear any unusual noise coming from your HVAC unit, please turn it off and call us at (865) 856-8797. Don’t attempt any kind of repair without consulting an HVAC certified technician first.

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Geothermal Layout

Geothermal Basics

February 10, 2020

Geothermal heating is a convenient way to heat up your household using the Earth’s natural heat. They last longer, are safer for the environment, and even generate less noise than a conventional system.

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Cartoon woman cold inside.

Why Is My Furnace Blowing Cold Air?

January 22, 2020

There are a few things to check in your home in the case that your furnace is blowing cold air, such as your thermostat settings, air filter, and your home’s ductwork. If you can’t figure out the issue, give us a call at (865) 856-8797 and we will inspect your furnace.

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Young woman plugging her nose from a bad smell.

What’s That Smell Coming From My Furnace?

January 8, 2020

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 Tennessee home. For your convenience and protection, our A & L…

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Cartoon picture of a girl smelling a bad heat pump.

Why Does My Heat Pump Smell Like It’s Burning?

December 31, 2019

You turn on your heat pump, and you smell something burning. What should you do? Who should you call first, the fire department or your HVAC technician? First assess what the smell most likely is, and you may not need to call anyone. Of course, if you’re still nervous because you just don’t know, turn…

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Plant in the window in winter.

How Can I Save Money on My Heating Bill This Winter?

December 15, 2019

Is your energy bill too high in the winter? Are you looking for ways to cut costs? There are a number of simple things you can do at home to save money. Some of them are bigger projects, but most are simple things you can do in your day-to-day life to help reduce your heat…

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Heat pump drawing.

What Is a Heat Pump?

November 29, 2019

A heat pump is a device that transfers heat from one place to another, from inside your home to outside or from outside to inside. In the winter a heat pump works like a heater, extracting heat energy from outside and transferring it inside. In the summer the process reverses and it will remove heat…

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Bolts and english wrenches on wooden table. Heat pump maintenance tips.

Heat Pump Maintenance Tips

November 18, 2019

Most of us tend to take our heating, ventilation, and air conditioning (HVAC) systems for granted. As long as they are working, it’s easy to go on day after day without thinking about them. But, like most other things, taking care of your HVAC system through regular maintenance is critical to keeping it in good…

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Thermostat displaying on or auto.

Should I Set My Thermostat to ON or AUTO?

October 23, 2019
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A ventilation tube connected to a new furnace. When do I know it's time to replace my furnace?

When Do I Know It’s Time to Buy a New Furnace?

October 4, 2019

It’s easy to moan when you decide that a major appliance or home system needs replacing. After all, these are expensive investments and probably not your favorite way to spend your hard-earned money. Unfortunately, there’s often not a clear-cut message, short of an appliance completely breaking down, that definitively indicates it’s time to buy a…

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Need HVAC Service?

Contact the experts at A & L Heating and Air.

Call us at 865-856-8797!


A & L Heating and Air proudly provides HVAC service to Alcoa, Friendsville, Greenback, Louisville, Loudon, Lenior City, Madisonville, Maryville, Vonore, Walland, TN, and the surrounding communities. Visit our service area page for more coverage details, call us at 865-856-8797, or request service online today.