Our quick choice
Grimes Heating & Air Conditioning
- State license
Strengths
- License checked Oct 2026
Trade-offs
- Lowest rating of the four (4.9), still above our bar
- No free estimate listed
Job comparison · Fort Pierce · 4 compared
Full System Replacement (HVAC Changeout) in Fort Pierce: Compare 4 Companies
Short answer
For full system replacement (hvac changeout) in Fort Pierce, start with Grimes Heating & Air Conditioning: the strongest all-round record of the 17 we checked. Compare it with Sea Coast Air Conditioning & Sheet Metal Inc., Mechanical One and Tru Air Cooling and Heating, LLC below, then ask only the ones you like for a quote.
Four Fort Pierce companies for full system replacement (hvac changeout) compared
Swipe sideways to compare all 4
| Compare | ||||
|---|---|---|---|---|
| Rating | 4.9 / 5 | 4.9 / 5 | 5.0 / 5 | 5.0 / 5 |
| Reviews | 1,690 | 3,077 | 683 | 426 |
| Years operating | Not known | Not known | Not known | Not known |
| Services | Not listed yet | Not listed yet | Not listed yet | Not listed yet |
| Price | Not published | Not published | Not published | Not published |
| Free estimate | Not listed | Not listed | Not listed | Not listed |
| Based in | Fort PierceBased here | Fort PierceBased here | Fort PierceBased here | Fort PierceBased here |
| Verified | Checked1 of 1 records, Oct 2026 | Checked1 of 1 records, Oct 2026 | Not yetCheck pending | Checked1 of 1 records, Oct 2026 |
| Best for | Best overall | Most reviewed | A strong all-round choice | A strong all-round choice |
Ratings and reviews from public review sites, checked October 29, 2026.Bars compare the four with each other.Spot a mistake?
Our quick choice
No time to read everything? Start here.
If you call just one
Grimes Heating & Air Conditioning
The strongest overall score of the four: rating, review volume, recent activity, years in business and the checks we could confirm, taken together.
- 1,690 reviews, rated 4.9
- 1 records checked
- Choose instead if you want the most-reviewed optionSea Coast Air Conditioning & Sheet Metal Inc.
- Choose instead if you want another strong optionMechanical One
- Choose instead if you want another strong optionTru Air Cooling and Heating, LLC
The four, up close
Key facts, strengths and trade-offs for each, so you know what you’re getting.
Most reviewed
Sea Coast Air Conditioning & Sheet Metal Inc.
- State license
Strengths
- Most reviews of the four (3,077)
- License checked Oct 2026
Trade-offs
- Lowest rating of the four (4.9), still above our bar
- No free estimate listed
Strong all-rounder
Mechanical One
Record checks pending
Strengths
- Highest rating of the four (5.0)
Trade-offs
- No free estimate listed
- Price level not published yet
Also in the four
Get quotes from the companies you choose
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Before you sign: five checks
Ask every company for the same scope in writing, then check these.
- Written quote with materials, permit fees and clean-up
- Active state license and insurance
- The company pulls the permit, not you
- Written warranty: what and how long
- Payments tied to finished stages
How we picked these four
We compare, we don’t sell spots. Every FourBest page follows the same published method.
- 17Fort Pierce companies for full system replacement (hvac changeout) passed our basic checks
- 5,876public reviews behind the four we picked
- 4picked, each with a different strength
- $0paid by any business to be included
Local facts: St. Lucie
Public data behind this comparison.
- 3,502Cooling degree days per year: Annual cooling degree days (base 65°F), a measure of how much air conditioning a climate needs; NOAA station Fort Pierce (USC00083207), about 1 mile from the city center point.Public recordNOAA NCEI, U.S. Climate Normals 1991–2020 · 1991–2020 normals
- 70Days a year at 90°F or hotter: Average number of days per year with a high of 90°F or more; NOAA station Fort Pierce (USC00083207), about 1 mile from the city center point.Public recordNOAA NCEI, U.S. Climate Normals 1991–2020 · 1991–2020 normals
- $250,800Median home value: Median value of owner-occupied homes (ACS table B25077).Public recordU.S. Census Bureau, American Community Survey 5-year estimates · 2020–2024
- 68.0%Homes built before 1990: 15,558 of 22,871 housing units were built in 1989 or earlier (ACS table B25034, year structure built).Public recordU.S. Census Bureau, American Community Survey 5-year estimates · 2020–2024
- 18,878Households in Fort Pierce: Occupied housing units (one household per occupied home), ACS table B25003.Public recordU.S. Census Bureau, American Community Survey 5-year estimates · 2020–2024
- June 1 to November 30Atlantic hurricane season: An average season (1991–2020) has 14 named storms, 7 hurricanes and 3 major hurricanes.Public recordNOAA National Hurricane Center, Tropical Cyclone Climatology · 1991–2020 climate period
Figures from public sources, checked October 29, 2026.
More companies for full system replacement (HVAC changeout) in Fort Pierce
The other 13 companies that passed our basic checks.
| Company | Rating | Reviews | Years |
|---|---|---|---|
| One Hour Air Conditioning & Heating of Treasure CoastFort Pierce | 4.9 | 1,031 | – |
| Rack Electric DelandFort Pierce | 4.9 | 1,129 | – |
| Family Air ExpertsFort Pierce | 5.0 | 330 | – |
| Steve Smith Air ConditioningFort Pierce | 4.9 | 317 | – |
| Fast Ac Repair Fort PierceFort Pierce | 4.9 | 313 | – |
| NisAir Air Conditioning & HeatingFort Pierce | 4.8 | 515 | – |
| Boyle Air Conditioning & Heating IncFort Pierce | 5.0 | 87 | – |
| Cool Air Solutions of Florida, Inc.Fort Pierce | 4.9 | 259 | – |
| Rocket CoolingFort Pierce | 4.9 | 134 | – |
| Promag Energy Group A/C & HeatingFort Pierce | 4.8 | 190 | – |
| Snyder's Cooling & Heating, IncFort Pierce | 4.8 | 90 | – |
| Preferred Air Conditioning & Mechanical, LLCFort Pierce | 4.8 | 106 | – |
| Dorado Heating & Air LLCFort Pierce | 4.4 | 34 | – |
FAQ: companies for full system replacement (hvac changeout) in Fort Pierce
How is the top 4 ranking of full system replacement (HVAC changeout) companies in Fort Pierce calculated?
Each business gets a score from its rating, review volume, recent reviews, years in business, profile completeness and record checks. The highest scores make the list. We compared 17 full system replacement (HVAC changeout) companies for Fort Pierce. Paid placements never change the order.
Which of these full system replacement (HVAC changeout) companies in Fort Pierce has the best reviews?
Mechanical One has a 5.0 rating from 683 public reviews, the highest on this page.
Which of these full system replacement (HVAC changeout) companies has the most reviews?
Sea Coast Air Conditioning & Sheet Metal Inc., with 3077 public reviews. A long review history shows how a business handles many jobs.
Are these full system replacement (HVAC changeout) companies licensed?
3 of the 4 businesses here had their state license checked against public records. Each profile shows the source and the date of the check.
How many quotes should I get for full system replacement (HVAC changeout) companies in Fort Pierce?
Get at least three. Use the quote form on this page: only the businesses you tick receive your request.
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