Boiler Installation & Replacement in Jacksonville: Cost, Companies and What They Disclose
27 companies in Jacksonville that do boiler installation & replacement, compared on the things you'd otherwise only learn on the phone: price ranges, deposits, warranties and payment terms. Where a business hasn't told us something, we say so.
Ratings tell you whether past customers were happy. These six details tell you what you're agreeing to. Under each one is how many of the 27 companies in this report told us.
Total price and what it includes
Ask whether the quote includes permits, materials, cleanup and any equipment. A low number that leaves out part of the job isn't a low number.
Disclosed by 0 of 27 companies below
Deposit at signing
Know the amount before the first meeting. In many states a large deposit comes with legal deadlines for permits and a start date.
Disclosed by 0 of 27 companies below
Payment schedule
Payments should follow finished stages of work, never get ahead of it.
Disclosed by 0 of 27 companies below
Warranty: what kind and how long
Structural, materials, equipment and workmanship warranties are different things. Check which one the number refers to.
Disclosed by 0 of 27 companies below
How changes are priced
Changes after signing are where budgets drift. Ask for the method in writing: fixed price per change, or cost plus a markup.
Disclosed by 0 of 27 companies below
Proof of insurance
Ask for a current certificate of liability and workers' compensation insurance, sent by the insurer, before work starts.
Disclosed by 0 of 27 companies below
Section 3Comparison table
All 27 companies, listed alphabetically; the order is not a ranking. A dashed Not provided cell means the business hasn't told us and we couldn't confirm it from a public record. Not offered means the business told us it doesn't offer it.
Boiler Installation & Replacement in Jacksonville: information on file, October 29, 2026
Sources: information on file for each business (checked against documents or official records where marked), public business listings and state records. Ratings as of October 29, 2026.
Scroll the table sideways to see every column. The business name stays in view.
Section 4More companies in Jacksonville
The other 24, A to Z. The squares show all 22 fields we track; dashed ones are not provided. Each name opens the full sheet. How we collect and check this
What public records add to the prices on each sheet: local costs, figures and the rules every quote has to meet.
Local facts for Jacksonville
Fact
Figure
Period
Source
Cooling degree days per year
3,303 (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.)
96 (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.)
Required: state-certified or registered contractor (A person must be certified or registered to engage in the business of contracting in Florida (s. 489.113(2), F.S.). Air-conditioning and mechanical contractors are licensed by the DBPR Construction Industry Licensing Board; check a contractor's license status at myfloridalicense.com.)
Figures from public sources. Sample figures show what our live public-data feed will fill in; they are not real counts.
Section 6Questions to ask before you sign
Each question matches a field on our sheets. If a sheet says Not provided, this is where to ask.
Replacing an existing boiler?Have the answer ready before you ask for quotes; it changes the price.
Size of the home?Have the answer ready before you ask for quotes; it changes the price.
What exactly is in the price?Get a line-by-line list: permits, materials, equipment, disposal and cleanup.
How much is the deposit, and what are the payment stages?Each payment should be tied to finished work you can see.
How do you price changes after I sign?Fixed written price per change, or cost plus a markup? What is the markup?
Which warranty covers what, and for how long?Ask for the warranty document itself, and whether it transfers if you sell the house.
Who does the work?Which parts are done by your own crew and which by subcontractors, and are the subcontractors licensed?
Can I see your license and a current insurance certificate?Check the license yourself on the state's license lookup, and ask the insurer to send the certificate.
What happens if I cancel?Before permits, after permits and after work starts: what do you keep, and what do you refund?
When could you start, and what delays the finish?Get the start date in writing, and ask how weather and inspections are handled.
Section 7Frequently asked questions
Which boiler installation & replacement companies in Jacksonville are included here?
Every active business with enough public data is listed, so you can compare them on the same fields. We compared 27 boiler installation & replacement companies for Jacksonville. Paid placements never change the order.
Which of these boiler installation & replacement companies has the most reviews?
Snyder Air Conditioning, Plumbing & Electric, with 13830 public reviews. A long review history shows how a business handles many jobs.
Which of these boiler installation & 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 boiler installation & replacement companies licensed?
3 of the 10 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 boiler installation & replacement companies in Jacksonville?
Get at least three. Use the quote form on this page: only the businesses you tick receive your request.
Section 8Contact businesses
Ask up to three companies for a quote, or for the details their sheets are missing. We send your request only to the businesses you tick.
Run a boiler installation & replacement business in Jacksonville?
Claim your free sheet and fill in what's missing. It takes about ten minutes. Supplying information is free; paying can't remove accurate negative facts or Not provided labels. Claim or update your sheet