How Do I Know I Have a Cracked Heat Exchanger?

January 16, 2026

Our experienced furnace repair technicians will inspect and diagnose your furnace issue and resolve the concerns you are having.

How Your HVAC Equipment Protects Against Viruses

December 15, 2025

Did you ever start sneezing or coughing right after you entered a building or home? You can probably blame the poorly maintained indoor air quality.

What Is That Burning Smell Coming From My Furnace?

November 15, 2025

There is nothing scarier than switching your furnace on in the fall and catching a whiff of something burning.

If that happens to you, try to stay calm. The odor could be a harmless sign that your furnace is burning off dust at the start of the heating season in Tennessee. Or it could be a red flag for a more significant problem.

Why Is My Heat Pump Turning On and Off Frequently?

October 15, 2025

It’s important to diagnose the problem early. Below are four of the most common causes and what you should do to correct them.

 What Problems Can a Leaky Faucet Cause?

September 15, 2025

A faucet might seem like a minor feature in your home, but it plays a critical role in your daily routine. From brushing your teeth and washing dishes to filling pots for cooking or watering your plants, faucets are essential for convenience and cleanliness.

5 Reasons Why Regular HVAC Maintenance Is Essential

August 15, 2025

According to the U.S. DOE, a simple task such as changing the air filter on your HVAC system can improve efficiency by up to 15 percent.

How a Whole-House Humidifier Keeps You Healthy

July 18, 2025

At A & L Heating and Air, our professionals will walk you through the design process and ensure that your home is the ideal design to properly utilize a whole-house humidification system.

How Can You Manage Your Home’s Humidity?

June 21, 2025

Indoor humidity is a drag. It makes relaxing extremely difficult—after all, you are sweating inside your home! It can affect your health, triggering asthma attacks and flaring allergies. It tends to put everyone in a sluggish mood—even the goldfish. Let’s zap that excess moisture right out of the room, and look at ways to manage your Tennessee home’s relative indoor humidity.

How Does Your Central Air Conditioner Cool Your Home?

May 30, 2025

Aside from the professionals, like ours at A&L Heating and Air, who really thinks about air conditioners and their components?

Ductless ACs Improve Indoor Air Quality and Control Humidity

April 22, 2025

According to the US Environmental Protection Agency, your Alcoa home’s indoor air quality is often two to five times more polluted than outdoor air.

Need HVAC and Plumbing Service?

Contact the experts at A & L HVAC & Plumbing.

Call us at 865-856-8797!