Naples, FL · Collier County
Ductwork Replacement in Naples, FL: Cost & Permits
What ductwork replacement actually costs in Naples, whether you need a permit, which inspections apply, and how long the job takes.
Verified August 2026
Typical local cost
$6,700
$3,100 – $14,900
per supply run
$300 – $750
Permit fee
$115 – $400
Collier County estimate
vs national
+24%
local labor & materials
Do you need a permit for ductwork replacement in Naples, FL?
Yes
Yes — a permit is required for ductwork replacement in Naples, FL. The work must be inspected before it can be closed out, and a licensed contractor generally has to pull the permit.
Naples has the highest labor and material pricing in Southwest Florida, and coastal construction control line rules apply near the beach.
Cost breakdown in Naples
| Low endSimple scope, competitive bid | $3,100 |
|---|---|
| TypicalMost homeowners land here | $6,700 |
| High endComplex access, premium materials | $14,900 |
| per supply run | $300 – $750 |
| Permit fee estimate | $115 – $400 |
| Timeline | 1-3 days of work, 1-3 weeks including permitting |
Math: national baseline $2,500–$12,000 × Naples cost index 1.24. Permit fees use a 1.25 local multiplier. Estimates, not quotes.
What drives your price here
- Number of supply and return runs
- Flex duct versus rigid sheet metal
- Attic access and clearance
- Return air sizing corrections
- Removal of contaminated duct board
Permit process and inspections
| Permit required | Yes |
|---|---|
| Who pulls it | Licensed contractor |
| Inspections | Duct rough-in, Duct leakage test, Final mechanical inspection |
| Documents | Mechanical permit application, HVAC contractor license, Duct leakage test report |
| Apply | Naples permit portal |
Frequently asked questions
Does duct replacement need a permit in Florida?
Yes. Replacing a duct system requires a mechanical permit and a duct leakage test in most Florida jurisdictions, because duct leakage is regulated under the energy code.
Ductwork costs in nearby cities
Sources
Sources & verification
Last verified August 2026. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing — they are not quotes. Permit rules change; confirm with the building department before starting work.
Page data quality: 100/100
- ✓ Verified permit status
- ✓ Official source linked
- ✓ Local cost range
- ✓ Inspection detail
- ✓ Unique local rule
- ✓ Local fee estimate
- ✓ Useful FAQ
- ✓ Relevant calculator
- ✓ Internal links