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
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From average costs to expert advice, get all the answers you need to get your job done.
Mother tickling daughter
Deirdre Sullivan
•
Apr 2, 2025
Apr 2, 2025
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.
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.
A dehumidifier in the interior of a house
Mitchell Grant
•
Apr 1, 2025
Apr 1, 2025
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.
Lettuce growing in an indoor hydroponic garden
Derek Rose
•
Apr 1, 2025
Apr 1, 2025
Tackling unwanted odors from indoor plants can be tricky. Learn how to use a carbon filter in your duct fan to improve air quality.
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.
A modern bathroom with a brown wood vanity
Deane Biermeier
•
Apr 1, 2025
Apr 1, 2025
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.
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Woman relaxing in the bathtub
Mariel Loveland  •  Mar 30, 2025
Why Is My Bathroom So Hot? 5 Major Causes and How to Fix Them
Why is your bathroom so hot? It usually points to a ventilation issue, but there may be other factors at play. This guide can help you cool down your space.
bright airy white living room
Mariel Loveland  •  Mar 30, 2025
HVAC Not Blowing Air Through the Vents? Common Reasons and How To Fix It
If your HVAC is not blowing air through the vents, it’s usually down to a few common problems. This guide will show you what’s wrong and how to fix it.
Woman feels cold while working at home
Melissa Graham  •  Mar 30, 2025
4 Reasons Your House is So Cold and How to Fix It
If your home feels like a tundra, read our guide to figure out why your house is always cold and how to get the temp back up.
Young man relaxing on the couch and watching his phone
Melissa Graham  •  Mar 30, 2025
Why Is My Mini Split Leaking Water? 5 Common Reasons
If you’re wondering why your mini split is leaking water, our guide can help you identify the cause and figure out how to fix it.
A mother and a daughter setting the table
Stephanie Mickelson  •  Mar 27, 2025
Why Is My Home So Dusty? 5 Common Problems and Solutions
Wondering why your home is so dusty? We found five reasons why dust may accumulate in your home and how to resolve them and freshen up your space.
A young woman relaxing in her house
Catherine Hiles  •  Mar 26, 2025
How to Stop Condensation on Air Vents: Causes, Prevention, and When to Call a Pro
Condensation on air vents suggests something is wrong with your HVAC system. Learn how to stop condensation on air vents through preventive measures.
Young man sitting on the couch relaxing after work
Chris Middleton  •  Mar 26, 2025
Do In-Duct Air Purifiers Work?
Using in-duct air purifiers removes odors and other airborne germs while helping your HVAC system operate more efficiently.
A puppy sitting in an armchair
Deirdre Sullivan  •  Mar 26, 2025
6 Duct Sealing Methods for an Energy-Efficient Home
Ductwork losing energy? Here are six duct sealing methods that will help you get some big savings on your monthly energy bills.
Man removing air filter
Deirdre Sullivan  •  Mar 26, 2025
Condensation on Ductwork: Causes and Potential Solutions
There might be condensation on your ductwork for a variety of reasons, such as clogged ducts, a dirty air filter, or too much moisture in your ducts.
Woman cozy by the fireplace
Taylor Freitas  •  Mar 25, 2025
Why Is My Pilot Light Going Out? 4 Possible Reasons and Solutions
Why is my pilot light going out? There are a few potential reasons, including thermocouple issues and gas supply problems. Here’s what might be going on.
A woman cooking on the stove
Amy Freeman  •  Mar 25, 2025
Why Is My Gas Bill So High? 5 Common Reasons Why
Experiencing a bit of shock and wondering, "Why is my gas bill so high?" The cause could be a number of issues, read on to learn what you can do about it.
Couple sitting on a sofa watching tv
Emma Diehl  •  Mar 25, 2025
When Is Insulation Required on Air Ducts? What You Need to Know
Do you know when insulation is required on air ducts? Learn whether your ductwork needs to be insulated and why it’s important.