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We've partnered with Synchrony to help you afford the HVAC services you need. Click on the image below to learn more. 

Proudly Serving All of Contra Costa County
  • Customer Satisfaction Guaranteed
  • Industry Experts Established in 1971
  • Ask Us For A FREE Estimate
  • Financing Options Available
  • We Service All Makes and Brands

We're Not Comfortable Until You Are

We provide quality HVAC services along with regular discounts and maintenance plans. Call Connolly Heating & Air Conditioning today for comfort you can count on.

  • 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.
  • 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.
  • 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.

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