Gagne Heating & Air Conditioning
Alpharetta, GA Furnace Replacement · #1 of 7
At a glance
- Google rating
- 4.9★ from 1,690+ reviews
- Yelp
- 4.5★ from 40+ reviews
- Services
- 3 Furnace Replacement services
- Service area
- Alpharetta, GA + 1 nearby
Overview
Gagne lists heater installation and commercial furnace replacement among core services. The website advertises free, same-day estimates for replacements. Gagne notes financing options for larger changeouts. Alpharetta's cold snaps make quick emergency response valuable; Gagne advertises 24/7 emergency service. Google Maps shows a large review volume for the company locally.
Furnace replacement and heater installation for residential and commercial customers in Alpharetta, GA. Gagne advertises free, same-day estimates on its website. Financing available is listed for higher-cost replacements. Commercial furnace replacement is explicitly listed alongside heater installation and replacement services.
Vouched Score breakdown — 85/100
Above the Alpharetta, GA Furnace Replacement average of 81/100. Ranks #1 of 7 listed Furnace Replacement providers in Alpharetta, GA.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
How Gagne Heating & Air Conditioning compares to the Alpharetta average
| Signal | Gagne Heating & Air Conditioning | Alpharetta avg | Delta |
|---|---|---|---|
| Vouched Score | 85/100 | 81/100 | +4 vs avg |
| Google rating | 4.9★ | 4.9★ | matches city average |
| Review volume | 1,690+ | 1,255+ | +439 vs avg |
What customers say
Pros
- High Google rating (4.9★ across 1,690+ reviews)
Self-reported on their website — not independently verified.
- Emergency response: 24/7
- Financing available
- Free estimates
When to choose them — and when to consider alternatives
- You need same-day furnace replacement
- You need same-day or after-hours service
- You need to finance the work
- You have a commercial property
- You want a top-rated provider with substantial review history (4.9★, 1,690+ reviews)
- You want a BBB-rated firm specifically
Services
- Furnace Replacement
- Commercial HVAC
- Emergency HVAC Service
Service area
Alpharetta, GA home · Replacement Alpharetta, GA home
What Gagne Heating & Air Conditioning publishes about pricing
Maintenance plans
-
Comfort Club
As published: Comfort Club"…ir Commercial HVAC Maintenance Financing Specials Comfort Club Blog Contact Service Areas Book Appointment Caree…"
Estimates
-
Free estimates
As published: Free estimates"…lexible financing options , discount coupons, and free estimates to ensure our services are accessible to all. Con…"
Guarantees & credentials
- Licensed and insured
- Satisfaction Guaranteed
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the pros of Gagne Heating & Air Conditioning?
When should I choose Gagne Heating & Air Conditioning?
When should I consider alternatives to Gagne Heating & Air Conditioning?
What is the Vouched Score for Gagne Heating & Air Conditioning?
What does furnace replacement service typically cost when working with a Alpharetta, GA provider like Gagne Heating & Air Conditioning?
What pricing terms does Gagne Heating & Air Conditioning publish on their website?
Does Gagne Heating & Air Conditioning do Furnace Replacement in Alpharetta, GA?
Does Gagne Heating & Air Conditioning do Commercial HVAC in Alpharetta, GA?
Does Gagne Heating & Air Conditioning do Emergency HVAC Service in Alpharetta, GA?
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Gagne Heating & Air Conditioning (this company) |
85/100 | 4.9★ (1,690+) | — | — | 4.5★ | Commercial Furnace Replacement |
| 85/100 | 4.9★ (2,620+) | 50+ | — | 3.3★ | Highest Vouched Score Best for High-Efficiency (95%+ AFUE) Upgrades |
|
| 80/100 | 4.9★ (525+) | 33+ | — | 3.1★ | — | |
| 84/100 | 4.9★ (2,125+) | 34+ | — | 3.6★ | Best for Honest Replace-vs-Repair Best for Furnace + AC Changeout |
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Profile last updated June 26, 2026.