Garrett Mechanical
Marietta, GA Furnace Replacement · #4 of 8 · NATE-certified · 16+ 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
At a glance
- Google rating
- 4.9★ from 1,075+ reviews
- In business
- 16+ years
- Yelp
- 3.4★ from 10 reviews
- Services
- 2 Furnace Replacement services
- Service area
- Marietta, GA + 1 nearby
Overview
Editorial review
Furnace replacement work is a core focus, with furnace and full-system jobs noted. Garrett Mechanical lists Carrier Authorized dealer status for installs. Garrett Mechanical reports NATE-certified technicians on staff. The company cites same-day emergency response across Metro Atlanta. Serving Marietta means readiness for occasional cold snaps and nearby suburban housing stock.
Furnace replacement and full HVAC system changeouts across Marietta and Metro Atlanta. NATE-certified technicians and Carrier Authorized dealer status are listed. Emergency same-day response and 0% financing options are advertised. Years in business stated as 15+ years.
Vouched Score breakdown — 82/100
Above the Marietta, GA Furnace Replacement average of 80/100. Ranks #4 of 8 listed Furnace Replacement providers in Marietta, GA.
Editorial Review
87
44%
Yelp Rating
60
3%
Google Rating
97
16%
Local Search Rank
44
9%
Review Sentiment
82
14%
Years in Business
70
4%
Google 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 →
How Garrett Mechanical compares to the Marietta average
| Signal | Garrett Mechanical | Marietta avg | Delta |
|---|---|---|---|
| Vouched Score | 82/100 | 80/100 | +2 vs avg |
| Google rating | 4.9★ | 4.9★ | matches city average |
| Review volume | 1,075+ | 5,390+ | -4313 vs avg |
| Years in business | 16+ | 41+ | -25 vs avg |
What customers say
Pros & cons
Pros
Verified strengths
- High Google rating (4.9★ across 1,075+ reviews)
- Long-established (16+ years in business)
Self-reported on their website — not independently verified.
- Authorized Carrier Authorized Dealer
- NATE-certified technicians
- Background-verified team
- Emergency response: same-day
- Financing available
- Flat-rate, upfront pricing
same-day responseupfront pricingbackground-checked technicians
Cons
- Lower Yelp rating than Google (3.4★ vs 4.9★)
yelp ratingrating divergence
When to choose them — and when to consider alternatives
Choose them if
- You need same-day furnace replacement
- You need furnace + AC system replacement
- You need same-day or after-hours service
- You want manufacturer-warranty installation work
- You need to finance the work
Consider alternatives if
- Reports of rating divergence would be a deal-breaker for you
- Reports of yelp rating would be a deal-breaker for you
- You want a BBB-rated firm specifically
Services
- Furnace Replacement
- Emergency HVAC Service
Service area
Marietta, GA home · Replacement Marietta, GA home
What Garrett Mechanical publishes about pricing
Financing
-
0% financing
As published: 0% financing"…t SAME-DAY SLOTS AVAILABLE 500+ Five-Star Reviews 0% Financing Available ATLANTA'S TRUSTED HOME COMFORT EXPERTS…" -
Financing available
As published: Financing available"…AME-DAY SLOTS AVAILABLE 500+ Five-Star Reviews 0% Financing Available ATLANTA'S TRUSTED HOME COMFORT EXPERTS Profession…"
Pricing model
-
Upfront pricing
As published: Upfront pricing"…r time window Choose the slot that works for you. Upfront pricing No surprises — full quote before work starts. Lic…" -
Transparent pricing
As published: Transparent pricing"…r $XXX Parts $XXX Total $XXX Approved Before Work Transparent pricing with no hidden fees. You know the cost before we…" -
No hidden fees
As published: No hidden fees"…XXX Approved Before Work Transparent pricing with no hidden fees. You know the cost before we start the work. Flex…"
Guarantees & credentials
- Licensed
- Licensed Electrician
- State Licensed
- Licensed and insured
- Fully Insured
- EPA Certified
- NATE Certified
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 Garrett Mechanical?
Based on public records and customer reviews: High Google rating (4.9★ across 1,075+ reviews); Long-established (16+ years in business); Authorized Carrier Authorized Dealer; NATE-certified technicians; Background-verified team; Emergency response: same-day; Financing available; Flat-rate, upfront pricing.
What are the cons of Garrett Mechanical?
Concerns flagged from public records and reviews: Lower Yelp rating than Google (3.4★ vs 4.9★).
When should I choose Garrett Mechanical?
Choose them if: You need same-day furnace replacement; You need furnace + AC system replacement; You need same-day or after-hours service; You want manufacturer-warranty installation work; You need to finance the work.
When should I consider alternatives to Garrett Mechanical?
Consider alternatives if: Reports of rating divergence would be a deal-breaker for you; Reports of yelp rating would be a deal-breaker for you; You want a BBB-rated firm specifically.
What is the Vouched Score for Garrett Mechanical?
82/100. Top contributing signals: Google Rating 97/100, Llm Score 87/100+ Review Sentiment 82/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How long has Garrett Mechanical been in business?
Garrett Mechanical has been operating for 16+ years in Marietta, GA.
What does furnace replacement service typically cost when working with a Marietta, GA provider like Garrett Mechanical?
Full gas furnace replacement typically runs $2,650–$5,700, and high-efficiency condensing furnace runs $3,950–$8,350 in Marietta, Georgia. These are area-wide market estimates, not Garrett Mechanical's quotes. For an exact price, request a written estimate from Garrett Mechanical.
What pricing terms does Garrett Mechanical publish on their website?
Garrett Mechanical's website publishes: 0% financing, Upfront pricing. Promotions and plans change — confirm currently-available terms with Garrett Mechanical before acting.
Does Garrett Mechanical do Furnace Replacement in Marietta, GA?
Yes. Garrett Mechanical lists Furnace Replacement among its services and serves Marietta, GA and Replacement Marietta, GA.
Does Garrett Mechanical do Emergency HVAC Service in Marietta, GA?
Yes. Garrett Mechanical lists Emergency HVAC Service among its services and serves Marietta, GA and Replacement Marietta, GA.
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Garrett Mechanical (this company) |
82/100 | 4.9★ (1,075+) | 16+ | — | 3.4★ | — |
| 88/100 | 4.9★ (1,830+) | 64+ | — | — | Highest Vouched Score Best for Furnace + AC Changeout Best Manufacturer-Authorized Installer |
|
| 83/100 | 5.0★ (640+) | 30+ | — | 4.8★ | Best for High-Efficiency (95%+ AFUE) Upgrades Best for Commercial Furnace Replacement |
|
| 77/100 | 4.8★ (10,920+) | 60+ | — | 1.9★ | — |
Listed in
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Profile last updated June 26, 2026.