In this video: It's never a good time for your A/C to quit working. Learn how a tune-up works and how it can keep your A/C running when you need it most.

More from this category

Heating and cooling older homes

Radiator in an older home

Don't be scared of an older heating or cooling system. Systems can be inspected or retrofit to maintain the integrity of your older home.

learn more

Radiant floor heating

Kids playing on the living room floor

Heating from the floor is comfortable and very energy efficient.  See how it's installed and how it works.

learn more

Maintaining your furnace

Man working on furnace ductwork

It's important to keep this big piece of equipment in tip-top shape in order for it to operate at peak efficiency.

learn more

Fix leaky ductwork

Man applying mastic tape to ductwork

Leaks in your ductwork mean the air you've paid to heat or cool is not getting where it needs to go. Find out how to diagnose and fix this common problem.

learn more

Installing a heating and cooling system

Two workers installing a new A/C unit outdoors

One of the biggest purchases a homeowner can make is to install a new furnace and air conditioner. Learn what you need to know when faced with this big decision.

learn more

Ductless mini-split system

Internal vents from a ductless mini split system

A ductless mini-split system provides heating and air conditioning to spaces where a traditional ducted system won't work.

learn more

Getting a new furnace

Energy star logo

Shop and compare when choosing a new furnace. Look for the yellow Energy Guide label to see how one unit stacks up against another.

learn more

Ceiling fans

ceiling fan

A cooling breeze can reduce your need for air conditioning.There are some important things to know about purchasing and installing ceiling fans.

learn more

Learning thermostats

Megan standing next to a thermostat

Discover how the next generation of smart thermostats adjust your home’s temperature based on your behavior and weather forecasts.

learn more