Connolly Heating & Air Conditioning

HVAC Services in Clayton, CA

(925) 281-3462

Trusted Air Conditioning Solutions in Clayton, CA

Are you struggling to find an air conditioning company you can trust in Clayton, CA? Maybe your air conditioning system suddenly stopped working, your home isn’t cooling properly, or you noticed a leak coming from your system. Trust in Connolly Heating & Air—we are on your side and can handle it all.

Don’t try to fix your system on your own or continue letting your system perform less efficiently than it’s capable of operating. Just reach out to our professionals who can step in to address the situation, and we will leave your system in top condition.

Learn more about air conditioners.

Expert Air Duct Installation and Repair in Clayton, CA

Ready to have new air ducts installed in your Clayton, CA, home? Connolly Heating & Air is here to assist you and take care of all your ductwork needs.

Our experts can provide you with new air ducts for a new construction home, inspect the ductwork of your current home for leaks or tears, and repair your ducts to ensure they allow your heating, ventilation, and air conditioning (HVAC) system to operate efficiently.

Learn more about air ducts.

Comprehensive Commercial HVAC Services in Clayton, CA

Is it time for a new commercial heating and cooling system for your business? Connolly Heating & Air is here for you. After all, we provide the best commercial heating and cooling services here in Clayton, CA.

Opt for a more energy-efficient system, save money on your utility bills, and improve your indoor air quality (IAQ). Speak with our professionals to learn more.

Learn more about commercial services.

Quality Ductless Systems for Your Home in Clayton, CA

Whether it’s time for a full ductless system replacement or you’re in need of professional repair, Connolly Heating & Air is here to address all of your needs. Our team of experts can go over the wide variety of ductless systems as well as offer you the repair and maintenance services you need to ensure your system is operating well all throughout the year here in Clayton, CA.

Learn more about ductless systems.

Dependable Furnace Services in Clayton, CA

For the furnace services you need and can trust here in Clayton, CA, reach out to our Connolly Heating & Air experts.
Our team is composed of highly skilled and trained professionals who are always willing to go the extra mile to ensure the furnace in your home functions as well as it should.

Learn more about furnaces.

Energy-Efficient Heat Pumps for Clayton, CA Homes

Ready to invest in a great, energy-efficient alternative to provide heating and cooling in your Clayton, CA, home? Be sure to speak with our Connolly Heating & Air professionals about heat pump installation so you can start saving on your energy bills and enjoying an environmentally friendly heating and cooling system.

Learn more about heat pumps.

Improve Your Indoor Air Quality in Clayton, CA

Looking for a way to breathe better with ideal indoor air quality (IAQ) in your Clayton home? Connolly Heating & Air can discuss the best methods to achieve cleaner indoor air.

Stop breathing in as many chemicals, odors, and allergens. Start breathing in fresher, cleaner air in your Clayton, CA, home today.

Learn more about indoor air quality.

Reliable HVAC Maintenance Services in Clayton, CA

Are you looking for effective maintenance for the heating, ventilation, and air conditioning (HVAC) system in your Clayton home so it can remain efficient for the entire year? Connolly Heating & Air offers exactly what you’re looking for! Our maintenance can help you feel confident about the health of your system.

After all, routine maintenance can reduce the number of breakdowns, especially when we catch problems early on before they become more severe. We will address any issues for you and help keep your system in great condition.

Learn more about maintenance plans.

Contact Connolly Heating & Air Conditioning Today!

First Name
Please enter your first name.
Last Name
Please enter your last name.
Phone
Please enter your phone number.

This isn't a valid phone number.
Email
Please enter your email address.

This isn't a valid email address.
Address
Please lookup your address.
Are you a new customer?
Please make a selection.
How can we help you?
Please enter a message.
By checking this box and signing up for texts, you consent to receive messages from Connolly Heating & Air Conditioning at the provided number, regarding your request, updates about appointments and services or promotions and offers, including messages sent via auto-dialer. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency varies. Unsubscribe at any time by replying STOP or clicking the unsubscribe link (where available). After you click STOP, you will not receive any more messages. For help, reply HELP. Information will not be shared with third parties for marketing or promotional purposes. Acceptable Use Policy | Privacy Policy |

Please opt in to submit.

Neighborhoods We Serve for Heat Pump Service in Concord

Downtown Concord and Todos Santos Plaza: The older homes around Todos Santos Plaza and downtown Concord often run aging HVAC systems that struggle through inland summer heat. Many of these houses are prime candidates to convert an old furnace and AC combo into a single efficient heat pump. We help downtown Concord homeowners upgrade without disrupting the character of their home.

Ygnacio Valley: Established Ygnacio Valley neighborhoods sit in some of the hottest inland pockets of Concord, where a heat pump earns its keep every summer. Homes here frequently need replacement units once their original systems pass the fifteen-year mark. We size and install high-efficiency heat pumps built for this area's demanding cooling load.
Clayton Valley and Dana Estates: Larger homes in the Clayton Valley and Dana Estates areas often deal with rooms that never cool evenly on a single-zone system. A properly sized heat pump with the right airflow design fixes those hot and cold spots. We assess each home individually and recommend zoning where it makes sense.
Willow Pass and Sun Terrace: The mid-century homes near Willow Pass Road and Sun Terrace were built for a different era of heating and cooling, and many still run original ductwork and aging equipment. These are the homes where switching to an efficient heat pump makes the biggest difference in comfort and monthly bills. We handle the full conversion, from load calculation to final startup.

Special Offers Priceless HVAC service that you can afford!
Beat the heat or stay cozy warm without breaking the bank. Check out our coupons and make every breath at home a refreshing and budget-friendly experience.

See More Specials
The Connolly Blog Hear from industry experts with decades of experience!
View our blog to learn about our tricks of the trade! We've gathered the best tips to share with you to help you keep your home comfortable, no matter the season.

Read Articles
Maintenance Plans Peace of mind with year-round protection!

Keep your HVAC system protected with one of our maintenance plans! You'll score some exclusive savings and have the comfort of knowing that your HVAC systems are running smoothly.

Learn More

Serving Concord and the Surrounding East Bay

Based in nearby Pacheco, we provide fast HVAC service across Concord and the wider Contra Costa County area. If you are just outside the areas listed below, call us and we will confirm coverage for your address.

Water Heaters

If you hear an unusual sound coming from the water heater in your Clayton, CA, home, do not be alarmed. Connolly Heating & Air will happily take a look and work to resolve the problem for you.

With our team’s combined experience and knowledge, your issue will be taken care of in no time, and you will be left with a well-functioning water heater.

Learn more about water heaters.

Zone Control Systems

Considering adding a zone control system to your current Clayton home? Or are you looking to have zone control system installation in your newly built home?

Maybe you already have a zone control system but something isn’t working correctly and you want a professional to take a look at it. No matter what your zone control needs are in Clayton, CA, Connolly Heating & Air can step in and get the job addressed for you.

Learn more about zone control systems.

Get Started Today!

Pacheco Trusted Family-Owned Heat Pump Company Since 1992

Connolly Heating and Air Conditioning has served Concord and the surrounding East Bay for more than three decades. We are family-owned, and the same values that built our reputation still run the business: honest diagnostics, straight pricing, and work we stand behind. Concord homeowners who were burned by a previous contractor come to us because we tell them the truth about what their system needs, even when that means a smaller repair instead of a bigger sale.

Licensed & Insured HVAC Contractor
Family-Owned Since 1992
Free Estimates Available
Financing Options Available
We Service All Makes and Brands

Get Started