Heating and Cooling

Year-round comfort requires a fully functioning furnace and AC—ditto the ductwork and the insulation. Your heating, ventilation, and cooling systems work together to keep your home at a perfect temperature, so it’s essential to ensure all parts are up to the task. Browse our library of heating and cooling articles to maintain an energy-efficient home and source reliable pros you can trust with your indoor air quality.

man adjusting temperature thermostat
Photo: Hero Images / Adobe Stock
man adjusting temperature thermostat
Photo: Hero Images / Adobe Stock
Explore top articles
From average costs to expert advice, get all the answers you need to get your job done.
Happy family playing on the floor
Chris Middleton
•
Apr 2, 2025
Apr 2, 2025
A HEPA filter can help clear airborne particles that plague your home, such as dust and pollen, making the air cleaner and easier to breathe.
Portable dehumidifier sitting in the hallway of a house
Melissa Graham
•
Apr 3, 2025
Apr 3, 2025
If your home feels like a rainforest, it’s time to determine why your house is so humid and how to get rid of the excess moisture.
Family playing in the living room
Deirdre Sullivan
•
Apr 2, 2025
Apr 2, 2025
If you have dampers in your home's ducts, you can adjust them to control the airflow from your HVAC unit. Learn how to adjust dampers in ducts without the help of a pro.
An attic turned into a minimalistic bedroom
Stephanie Mickelson
•
Apr 6, 2025
Apr 6, 2025
If you’re wondering why your attic is so hot, take a closer look at the ventilation, insulation, and your roof to find the best solution for cooling it down.
Mother helping daughter put on coat
Mitchell Grant
•
Apr 3, 2025
Apr 3, 2025
Entering your home should remove a chill, not create one. If your house is colder than the outside, talk to a pro to find the cause and fix it.
Woman at home reading book and drinking coffee
Melissa Graham
•
Apr 3, 2025
Apr 3, 2025
Looking to reduce airborne pollutants and contaminants in your home? Learn the benefits of air duct cleaning and why you should hire a pro for the service.
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A woman using a mobile phone while sitting in a swing at home
Chris Middleton  •  Apr 7, 2025
5 Signs of Dirty Air Ducts and What You Should Do About Them
The signs of dirty air ducts can be difficult to spot, but it’s important to know what to look for so you don’t pay for a cleaning you don’t need.
An attic turned into a minimalistic bedroom
Stephanie Mickelson  •  Apr 6, 2025
Why Is My Attic So Hot? Here are 3 Possible Reasons
If you’re wondering why your attic is so hot, take a closer look at the ventilation, insulation, and your roof to find the best solution for cooling it down.
Portable dehumidifier sitting in the hallway of a house
Melissa Graham  •  Apr 3, 2025
5 Reasons Your House is Humid and How to Fix It
If your home feels like a rainforest, it’s time to determine why your house is so humid and how to get rid of the excess moisture.
Mother helping daughter put on coat
Mitchell Grant  •  Apr 3, 2025
Why Is My House Colder Than Outside? 5 Reasons Why
Entering your home should remove a chill, not create one. If your house is colder than the outside, talk to a pro to find the cause and fix it.
Woman at home reading book and drinking coffee
Melissa Graham  •  Apr 3, 2025
4 Benefits of Air Duct Cleaning and Why Hiring a Pro Is the Right Call
Looking to reduce airborne pollutants and contaminants in your home? Learn the benefits of air duct cleaning and why you should hire a pro for the service.
Happy family playing on the floor
Chris Middleton  •  Apr 2, 2025
What Is a HEPA Filter and How Does It Work?
A HEPA filter can help clear airborne particles that plague your home, such as dust and pollen, making the air cleaner and easier to breathe.
Family playing in the living room
Deirdre Sullivan  •  Apr 2, 2025
How to Adjust Dampers in Ducts: Step by Step
If you have dampers in your home's ducts, you can adjust them to control the airflow from your HVAC unit. Learn how to adjust dampers in ducts without the help of a pro.
Mother tickling daughter
Deirdre Sullivan  •  Apr 2, 2025
What to Know About Return Air Duct Design
Have you ever wondered about return air duct design and the role each part plays in HVAC operation? Learn everything you need to know about these HVAC components.
Lettuce growing in an indoor hydroponic garden
Derek Rose  •  Apr 1, 2025
How to Use a Carbon Filter in Your Duct Fan
Tackling unwanted odors from indoor plants can be tricky. Learn how to use a carbon filter in your duct fan to improve air quality.
A modern bathroom with a brown wood vanity
Deane Biermeier  •  Apr 1, 2025
Why Is My Bathroom Fan So Loud? 4 Reasons Why
Why is my bathroom fan so loud? If your bath fan is making noise, the fix is usually simple. Learn why it’s being noisy and what you can do about it.
A dehumidifier in the interior of a house
Mitchell Grant  •  Apr 1, 2025
Why Is My Dehumidifier Leaking? 5 Causes and Solutions
Why is your dehumidifier leaking? Unfortunately, this is a common problem. Read on to learn some of the reasons for this, as well as solutions for how to fix them.
A woman relaxing on her sofa
Deane Biermeier  •  Apr 1, 2025
Why Is My House So Dry? 4 Causes and Solutions
Why is my house so dry? This is a common question, especially during high or low temperature seasons. Learn why your house is dry and what to do about it.