Jacksonville · Rooftop Unit Replacement

The 3 Best Companies for Rooftop Unit Replacement in Jacksonville

2027 Edition

Updated By the Local Three editors How we select

The short answer

For rooftop unit replacement in Jacksonville, call Avalon Heating and Air +Electrical services, Mighty Air Inc or Discount Air supply LLC first. We chose them from 7 local companies on rating, review volume, recent activity and years in business.

Beyond the three

More companies for rooftop unit replacement in Jacksonville

Other Jacksonville companies that met our basic bar. We looked at 7 in all for this work.

  • Great Dane Heating & Air4.9 · 79
  • Copper & Co. Services4.9 · 30
  • Trane Job New4.2 · 25
  • Nelson & Company, LLC4.0 · 12

At a glance

The three, side by side

01Avalon Heating and Air +Electrical services02Mighty Air Inc03Discount Air supply LLC
Best forEditor's PickReader Favorite–
Rating5.0 · 2064 reviews4.8 · 814 reviews4.9 · 118 reviews
In business–––
Budget–––
Free estimateAskAskAsk
LicenseNot confirmed yetChecked Oct 2026Not confirmed yet
Based inMandarin StationSouthsideJacksonville

Methodology

How we selected these businesses

Three is a deliberately small number. It forces us to leave out good companies.

Read the full methodology

  1. We start with everyone.7 companies for rooftop unit replacement in Jacksonville, from public listings and review platforms.
  2. We remove the risky.No working phone, too few genuine reviews or a weak rating.
  3. We read the record.Review volume and recency, years in business and the record checks we could confirm.
  4. Editors keep three.And write down who each one suits best.

Selection is never for sale. How we make money.

Local facts · Duval

Jacksonville, by the numbers

Public records tell you how busy the trade is and what the rules ask of every job. Read them before you call.

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.
3,303
NOAA NCEI, U.S. Climate Normals 1991–2020 · 1991–2020 normals
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.
96
NOAA NCEI, U.S. Climate Normals 1991–2020 · 1991–2020 normals
Median home value: Median value of owner-occupied homes (ACS table B25077).
$293,700
U.S. Census Bureau, American Community Survey 5-year estimates · 2020–2024
Homes built before 1990: 237,301 of 430,825 housing units were built in 1989 or earlier (ACS table B25034, year structure built).
55.1%
U.S. Census Bureau, American Community Survey 5-year estimates · 2020–2024
Households in Jacksonville: Occupied housing units (one household per occupied home), ACS table B25003.
394,370
U.S. Census Bureau, American Community Survey 5-year estimates · 2020–2024
Atlantic hurricane season: An average season (1991–2020) has 14 named storms, 7 hurricanes and 3 major hurricanes.
June 1 to November 30
NOAA National Hurricane Center, Tropical Cyclone Climatology · 1991–2020 climate period

Public sources, checked October 29, 2026.

Local guide

Hiring companies for rooftop unit replacement in Jacksonville: what to know first

Check the license

Look the company up on your state’s license search, and ask for insurance papers sent by the insurer.

Compare written quotes

Three quotes for the same work, each listing what is not included.

Ask about the warranty

In writing, clear about what it covers, and transferable if you sell.

Pay in stages

Pay for finished, inspected stages, not dates.

Request a quote

Ask our three for a price

One short form, sent only to the companies you tick. Most reply within one or two working days.

Send my request to

We never sell your details. A business that answers may pay us a small fee; your price is the same.

Questions

Questions about rooftop unit replacement in Jacksonville

How did the editors choose these rooftop unit replacement companies in Jacksonville?
Editors shortlist businesses with strong ratings and enough reviews, check their records, and choose the final picks against the published criteria. 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?
1 of the 3 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.

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