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.
A crawl space with insulated ductwork
Lawrence Bonk
•
Mar 14, 2025
Mar 14, 2025
Repairing ductwork in a crawl space is frustrating and difficult, which is reflected in the cost. Learn why limited access results in a premium cost beyond just a simple increase in labor hours.
A duct system in a crawl space
Deane Biermeier
•
Mar 14, 2025
Mar 14, 2025
The cost to replace ductwork in a crawl space depends on accessibility, size, and whether or not your crawl space requires additional work.
Man removing heat duct
Gemma Johnstone
•
Mar 12, 2025
Mar 12, 2025
Your leaky ductwork may be hiking up your energy bills. We explore the cost of checking air ducts for leaks, which may be worth it for your home.
A mother and a daughter setting the table
Stephanie Mickelson
•
Mar 27, 2025
Mar 27, 2025
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
Mar 26, 2025
Condensation on air vents suggests something is wrong with your HVAC system. Learn how to stop condensation on air vents through preventive measures.
Man removing air filter
Deirdre Sullivan
•
Mar 26, 2025
Mar 26, 2025
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.
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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.
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 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.
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.
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.
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.
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.
ductwork in crawl space in basement
Catherine Hiles  •  Mar 25, 2025
What Causes Condensation on Ductwork in Crawl Spaces?
What causes condensation on ductwork in crawl spaces? A few things may be to blame. Learn more about the causes and what you can do.
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.
Grandma on a video call with her family
Chris Middleton  •  Mar 25, 2025
Ducted vs. Ductless Heat Pumps: Key Differences and Which Is Best for Your Home
Not sure if a ducted or ductless heat pump is right for you? Use this in-depth guide to learn about the differences and the pros and cons of each.
An open-space living room with an air duct
Deirdre Sullivan  •  Mar 25, 2025
Does Cleaning Air Ducts Help With Airflow?
Some believe that hiring an air duct cleaning pro to clean your ducts can have benefits for your air circulation. Here’s how to determine if it’s useful for you.
Woman lying on the sofa checking her phone
Catherine Hiles  •  Mar 14, 2025
How Long Does Air Duct Cleaning Take?
How long does air duct cleaning take? It may take three to four hours (or more or even less). Explore the factors that can shorten or lengthen that timeframe.