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Next Day
Air & Heating

Next Day Air and Heating provides trusted HVAC solutions for homes and businesses across California, with locations in Cotati, CA, Modesto, CA, Fresno, CA, Oakley, CA and our newest location in Post Falls, ID. Our expert team delivers fast, reliable service to keep your comfort systems running efficiently year-round.

24/7 emergency hvac service
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$29 Furnace Tune Up

Or diagnostic fee for only $29

Keep your home comfortable and efficient with a $29 furnace tune-up from Next Day Air and Heating. Our professional technicians inspect, clean, and optimize your system to help prevent breakdowns and lower energy costs. Schedule today for reliable performance all season long.

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If your furnace or air conditioner isn't working, we'll send a technician to your home quickly to evaluate the problem and provide you with the best solution.

24 Hour Emergency Services

"Very kind and trustworthy. They are family owned and have expanded from the bay area to my area. They have so many great reviews on their website . Thank you for helping us"

Linda - Modesto, CA

Cotati, CA

651 Portal St.
Suite 6
Cotati, CA 94931
CA Lisense: #950046

Fresno, CA

4061 N. Valentine Ave.
Suite 102
Fresno, CA 93722
CA License: #950046

Modesto, CA

1320 Angie Ave.
Suite H
Modesto, CA 95352
CA License: #950046

Oakley, CA

3370 Main St.
Suite 3
Oakley, CA 94561
CA License: #950046

Post Falls, ID

17015 West Tulip Ct.
Suite B20
Post Falls, ID 83854
ID License: #074269

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