---
title: Rooftop Unit Replacement in Jacksonville, FL: 5 Best Companies
url: https://bestfivelocal.com/jacksonville/rooftop-unit-replacement/
updated: 2026-10-29
---

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Jacksonville · Rooftop Unit Replacement

# Rooftop Unit Replacement in Jacksonville, FL: the 5 best companies

Updated **October 29, 2026** **7** businesses compared [How we choose](https://bestfivelocal.com/how-rankings-work/)

- No paid rankings
- Free quotes, no obligation
- Rechecked every month

## The top 5 at a glance

Swipe sideways to see every column

Top 5 rooftop unit replacement in Jacksonville compared

| Business | Rating | Reviews | Years | License | Best for |
|---|---|---|---|---|---|
| Avalon Heating and Air +Electrical services | 5.0 | 2064 | – | Not checked yet | Best overall |
| Mighty Air Inc | 4.8 | 814 | – | Checked | Most reviewed |
| Discount Air supply LLC | 4.9 | 118 | – | Not checked yet | – |
| Great Dane Heating & Air | 4.9 | 79 | – | Checked | – |
| Copper & Co. Services | 4.9 | 30 | – | Checked | – |

## The 5 best rooftop unit replacement in Jacksonville, in detail

Best overall

### #1 [Avalon Heating and Air +Electrical services](https://bestfivelocal.com/business/avalon-heating-and-air-electrical-services-jacksonville/)

**5.0** · 2064 reviews

Mandarin Station

Get quote [Website](https://coolingjacksonville.com/)[Call](tel:+19042451818)

[Full profile and record checks for Avalon Heating and Air +Electrical services](https://bestfivelocal.com/business/avalon-heating-and-air-electrical-services-jacksonville/)

Most reviewed

### #2 [Mighty Air Inc](https://bestfivelocal.com/business/mighty-air-inc-jacksonville/)

**4.8** · 814 reviews

Southside

- State license checked

Get quote [Website](http://www.mightyairinc.com/)[Call](tel:+19042920636)

[Full profile and record checks for Mighty Air Inc](https://bestfivelocal.com/business/mighty-air-inc-jacksonville/)

### #3 [Discount Air supply LLC](https://bestfivelocal.com/business/discount-air-supply-llc-jacksonville/)

**4.9** · 118 reviews

Jacksonville

Get quote [Website](http://discountairsupply.com/)[Call](tel:+14078210224)

[Full profile and record checks for Discount Air supply LLC](https://bestfivelocal.com/business/discount-air-supply-llc-jacksonville/)

### Also in the Best 5

### #4 [Great Dane Heating & Air](https://bestfivelocal.com/business/great-dane-heating-air-jacksonville/)

 4.9 · 79 reviews · Southside

Get quote

### #5 [Copper & Co. Services](https://bestfivelocal.com/business/copper-co-services-jacksonville/)

 4.9 · 30 reviews · Jacksonville

Get quote

## More rooftop unit replacement in Jacksonville

The other Jacksonville businesses we compared for this list. Ratings and review counts are from public review platforms.

- Trane Job New 4.2 ★ · 25
- Nelson & Company, LLC 4.0 ★ · 12

## Get free quotes from Jacksonville’s best

About two minutes. Only the businesses you tick get your details.

We may receive a referral fee. It never affects the ranking.

Send my request to

## Jacksonville facts from public records

- 3,303 Cooling degree days per year (Annual cooling degree days (base 65°F), a measure of how much air conditioning a climate needs; NOAA station Jacksonville NAS (USW00093837), about 7 miles from the city center point.) [NOAA NCEI, U.S. Climate Normals 1991–2020](https://www.ncei.noaa.gov/data/normals-annualseasonal/1991-2020/access/USW00093837.csv) · 1991–2020 normals
- 96 Days a year at 90°F or hotter (Average number of days per year with a high of 90°F or more; NOAA station Jacksonville NAS (USW00093837), about 7 miles from the city center point.) [NOAA NCEI, U.S. Climate Normals 1991–2020](https://www.ncei.noaa.gov/data/normals-annualseasonal/1991-2020/access/USW00093837.csv) · 1991–2020 normals
- $293,700 Median home value (Median value of owner-occupied homes (ACS table B25077).) [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25077?g=160XX00US1235000) · 2020–2024
- 55.1% Homes built before 1990 (237,301 of 430,825 housing units were built in 1989 or earlier (ACS table B25034, year structure built).) [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25034?g=160XX00US1235000) · 2020–2024
- 394,370 Households in Jacksonville (Occupied housing units (one household per occupied home), ACS table B25003.) [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25003?g=160XX00US1235000) · 2020–2024
- June 1 to November 30 Atlantic hurricane season (An average season (1991–2020) has 14 named storms, 7 hurricanes and 3 major hurricanes.) [NOAA National Hurricane Center, Tropical Cyclone Climatology](https://www.nhc.noaa.gov/climo/) · 1991–2020 climate period

## How we pick the Best 5

1.

### Find every option

All 7 we could find in Jacksonville.

2.

### Check the basics

Open, reachable and enough real reviews.

3.

### Score the record

Rating, reviews, recency, years and record checks.

4.

### Explain each pick

A plain reason for every place on the list.

**Businesses can’t pay to be in the Best 5 or to move up.** [Read the full method](https://bestfivelocal.com/how-rankings-work/).

## Rooftop Unit Replacement in Jacksonville: questions answered

### How is the top 5 ranking of rooftop unit replacement companies in Jacksonville 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 7 rooftop unit replacement companies for Jacksonville. Paid placements never change the order.

### Which of these rooftop unit replacement companies in Jacksonville has the best reviews?

Avalon Heating and Air +Electrical services has a 5.0 rating from 2064 public reviews, the highest on this page.

### Are these rooftop unit replacement companies licensed?

3 of the 5 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 rooftop unit replacement companies in Jacksonville?

Get at least three. Use the quote form on this page: only the businesses you tick receive your request.

## Other services in Jacksonville

- [HVAC Contractors](https://bestfivelocal.com/jacksonville/hvac-contractors/)
- [Air Duct Cleaning Companies](https://bestfivelocal.com/jacksonville/air-duct-cleaning-companies/)
- [Commercial HVAC Contractors](https://bestfivelocal.com/jacksonville/commercial-hvac-contractors/)
- [HVAC Repair](https://bestfivelocal.com/jacksonville/hvac-repair/)
- [HVAC System Replacement](https://bestfivelocal.com/jacksonville/hvac-replacement/)
- [AC Repair](https://bestfivelocal.com/jacksonville/ac-repair/)
- [Emergency AC Repair](https://bestfivelocal.com/jacksonville/emergency-ac-repair/)
- [AC Maintenance & Tune-Up](https://bestfivelocal.com/jacksonville/ac-maintenance/)

## Rooftop Unit Replacement nearby

- [Miami](https://bestfivelocal.com/miami/rooftop-unit-replacement/)
- [Tampa](https://bestfivelocal.com/tampa/rooftop-unit-replacement/)
- [Orlando](https://bestfivelocal.com/orlando/rooftop-unit-replacement/)
- [Port St. Lucie](https://bestfivelocal.com/port-st-lucie/rooftop-unit-replacement/)
- [Cape Coral](https://bestfivelocal.com/cape-coral/rooftop-unit-replacement/)
- [Hialeah](https://bestfivelocal.com/hialeah/rooftop-unit-replacement/)
- [Pembroke Pines](https://bestfivelocal.com/pembroke-pines/rooftop-unit-replacement/)
- [West Palm Beach](https://bestfivelocal.com/west-palm-beach/rooftop-unit-replacement/)

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