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.
Father and son playing at home
Apr 24, 2025
Apr 24, 2025
Heating and cooling system on the fritz? Discover the factors that go into HVAC repair costs and how you can save money on this crucial home update.
HVAC unit outside of home
Apr 16, 2025
Apr 16, 2025
The cost to add R-410A refrigerant and recharge your home’s air conditioner depends on many factors, such as your location and the cause of the leak.
A heating and cooling system situated outdoors
Apr 23, 2025
Apr 23, 2025
HVAC replacement costs depend on a lot of factors, like unit type, size, and labor. See what you can expect to pay for HVAC replacement here.
A woman covered in a blanket drinking some coffee
Apr 22, 2025
Apr 22, 2025
Why are some rooms colder than others? If your living room is toasty but the bedroom is freezing, here are a few reasons why and how to fix it.
A young woman turning on a thermostat
Apr 1, 2025
Apr 1, 2025
Air ducts and air vents work together to heat and cool a home, but they aren’t the same parts. Learn the main differences between air ducts vs. air vents.
Grandma on a video call with her family
Mar 25, 2025
Mar 25, 2025
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.
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Woman checking notes and using her phone to do some calculations
Use this guide to learn how to calculate air changes per hour in your whole house or in various rooms to help maximize your HVAC system efficiency.
Two men taking measurements using a measuring tape
Understanding how to calculate CFM in your home can help you determine how much airflow you need to regulate temperature and maximize HVAC efficiency.
A couple spending time together in their living room
What you’ll pay for furnace repairs depends on many factors, including what parts are malfunctioning, where you live, and even the time of day. Here’s a breakdown of what can go wrong with your furnace and the cost to fix those issues.
family spending time together at home
Time for a new oil tank? If your HVAC system isn’t performing like it should, you need to know the factors that impact oil tank replacement cost.
New air conditioner units on a concrete slab
Average costs of HVAC inspections vary based on house size, location, and type of HVAC system. Follow our easy guide to gauge your home’s HVAC inspection cost.
Mother and son playing on the living room floor
Curious about air duct cleaning costs? Get insights into pricing factors, benefits, and how to tell when it’s time for a good cleaning.
A young man relaxing on his sofa with the AC on
What is a Manual J load calculation? It’s used to find out how many heating units your house needs. Discover how to use this complicated formula.
An HVAC system in the backyard of a brick house
This calculator helps you estimate how many BTUs you need for your heating and cooling, based on the size of your space, climate, and insulation.
worker installing duct system
Leave duct size calculations and installations to pros, but you can still use this duct sizing chart to understand the project better.
AC capacitor costs can vary based on labor prices in your area and the specific type of capacitor you need. Explore all cost factors here.
Man adjusting room temperature on the thermostat
If your furnace is malfunctioning, it could be a faulty control board. Find out what a furnace control board replacement costs for parts, labor, and more.
Family sitting in cool home
A swamp cooler offers cool, moist air and costs less than an air conditioner. Learn about the costs of swamp coolers based on your home size and type of unit.