Dayco Heating Air Conditioning
Dayco Heating Air Conditioning is a HVAC provider serving Kennewick, WA. Rated 4.9★ with 1,090 Google reviews. See services, review signals, and request a quote.
HVACKennewick, WA
On this page
Company overview
- TradeHVAC
- Service areaKennewick, WA
- Google rating4.9★ (1,090 reviews)
- Phone(509) 586-9464
- Address11 N Auburn St, Kennewick, WA 99336, USA
- L&I LicenseDAYCOI*852R9 (ACTIVE)
Photos
What customers say
“Alan did an outstanding job with our HVAC service. He arrived on time, was extremely knowledgeable, and got right to work without needing any direction, a true self-starter. He took the time to clearl…”
“We were getting new installation installed when they noticed issues with our heating ducts. We called Dayco and they were able to get someone out the same day and get the work done so the insulation j…”
“I woke up Christmas morning without heat. The technician, Francisco, quickly came to help with sound advice. He cleaned our dirty heat sensor and recommended a new computer board. With the heat sensor…”
“Alan was very detail oriented and kept me updated on timeline and process through out the visit. I will definitely recommend and continue to use them in the future. Thank you!”
“Nick was awesome! Very experienced, he explains everything, and he always does outstanding work!”
Key highlights
Strengths
- Highly rated (4.9★ average)
- Large review volume (1,090 reviews)
Things to ask
- Confirm availability for your area and timeline
- Ask about warranty terms on parts and labor
- Request a written estimate before work begins
- Ask about payment plans or financing
Explore nearby research
Frequently Asked Questions
What services does Dayco Heating Air Conditioning offer?
Dayco Heating Air Conditioning provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Kennewick, WA.
What is Dayco Heating Air Conditioning's rating?
Dayco Heating Air Conditioning has a 4.9 out of 5 star rating based on 1,090 Google reviews.
Is this company licensed in Washington?
Yes. License number: DAYCOI*852R9. Status: ACTIVE. You can verify on the Washington Department of Labor & Industries (L&I) lookup at https://secure.lni.wa.gov/verify.
Does Dayco Heating Air Conditioning offer emergency service?
Contact them directly to ask about emergency availability and after-hours service.
How do I request a quote?
Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.
Licensing verified 2026-04-20. Reviews refreshed 2026-04-20.
Licensing data: Washington Department of Labor & Industries (L&I) · Company data: verified business records + Google Business profile
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