Dayco Heating & Air Conditioning
Kennewick, WA Indoor Air Quality · 41+ yrs
ⓘVouched Score is calculated from publicly available signals: Google rating & review count, Yelp rating, BBB grade, review sentiment, years in business, local search ranking, and provider website content. Not a guarantee of service quality.Embed this score
⏱ 41+ years in business
Review sentiment: 94/100
At a glance
- Google rating
- 4.9★ from 1,095+ reviews
- In business
- 41+ years
- Services
- 1 Indoor Air Quality service
- Service area
- Kennewick, WA + 1 nearby
- Phone
- +1-509-586-9464
Overview
Dayco lists ERV/HRV ventilation as a routine whole-home installation. Dayco has served the Tri-Cities for 40+ years. Dayco's site notes indoor air quality testing services. Kennewick's dry summers and seasonal dust raise local IAQ needs. Google reviews cite fast emergency response and careful cleanup.
Residential indoor-air-quality installs and testing focused on whole-home ventilation in Kennewick. ERV/HRV ventilation is listed on their site for mechanical fresh-air solutions. Air quality testing appears as a stated service with diagnostic wording. Family-owned operation, 40+ years serving the Tri-Cities.
Score breakdown
Editorial Review
79
46%
Google Rating
97
17%
Local Search Rank
88
9%
Review Sentiment
94
15%
Years in Business
100
4%
Review Volume
82
9%
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
What customers say
Reviewers praise:
fast emergency responsepunctualityclean job sitesthorough installations
Pros
Strengths
- High Google rating (4.9★ across 1,095+ reviews)
- Long-established (41+ years in business)
When to choose them
- You need same-day or after-hours service
- You need to finance the work
- You prefer a family-owned operation
- You want a top-rated provider with substantial review history (4.9★, 1,095+ reviews)
- You value a long-tenured local operator (41+ years in business)
Consider alternatives if
- You want a BBB-rated firm specifically
Services
Service area
Published pricing
Maintenance plans
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$18/month + Tax
As published: $18/month + Tax"…Air Conditioners and Heat Pumps. HVAC Maintenance $18/month + Tax. Sign up today – 509.586.9464 LEARN MORE INSTALLA…"
Pricing model
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Upfront pricing
As published: Upfront pricing"…we say we will. We communicate clearly. We offer upfront pricing, stand by our work, and always make things right…"
Estimates
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Free estimates
As published: Free estimates"…cuss your HVAC needs with one of our contractors. FREE ESTIMATES Simple complete our online form and Dayco will co…"
Contact & hours
📞
🌐
✉️
📍
🕒
Call for hours
Frequently asked questions
What are the pros of Dayco Heating & Air Conditioning?
Based on public records and customer reviews: High Google rating (4.9★ across 1,095+ reviews); Long-established (41+ years in business); Emergency response: 24-hour; Financing available; Free estimates.
When should I choose Dayco Heating & Air Conditioning?
Choose them if: You need same-day or after-hours service; You need to finance the work; You prefer a family-owned operation; You want a top-rated provider with substantial review history (4.9★, 1,095+ reviews); You value a long-tenured local operator (41+ years in business).
What is the Vouched Score for Dayco Heating & Air Conditioning?
86/100. Top contributing signals: Years In Business 100/100, Google Rating 97/100+ Review Sentiment 94/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How long has Dayco Heating & Air Conditioning been in business?
Dayco Heating & Air Conditioning has been operating for 41+ years in Kennewick, WA.
How can I contact Dayco Heating & Air Conditioning?
Call Dayco Heating & Air Conditioning at +1-509-586-9464. Address: 11 N Auburn St, Kennewick, WA 99336, USA.
What does indoor air quality service typically cost when working with a Kennewick, WA provider like Dayco Heating & Air Conditioning?
Whole-house HEPA air purifier typically runs $1,600–$4,250, and UV-C germicidal lamp runs $320–$1,250 in Kennewick, Washington. These are area-wide market estimates, not Dayco Heating & Air Conditioning's quotes. For an exact price, request a written estimate from Dayco Heating & Air Conditioning.
What pricing terms does Dayco Heating & Air Conditioning publish on their website?
Dayco Heating & Air Conditioning's website publishes: $18/month + Tax, Upfront pricing, Free estimates. Promotions and plans change — confirm currently-available terms with Dayco Heating & Air Conditioning before acting.
Does Dayco Heating & Air Conditioning do Emergency HVAC Service in Kennewick, WA?
Yes. Dayco Heating & Air Conditioning lists Emergency HVAC Service among its services and serves Kennewick, WA and Services Kennewick, WA. Call +1-509-586-9464 for a quote.
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
Dayco Heating & Air Conditioning (this company) |
86/100 | 4.9★ (1,095+) | 41+ |
Jacobs and Rhodes Heating and Air Conditioning ⭐ Highest Vouched Score · ⭐ Best for Fresh-Air Ventilation |
87/100 | 4.9★ (1,575+) | 65+ |
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Profile last updated July 20, 2026.