Rhode Island · HVAC
Ductwork Replacement cost in Rhode Island
Statewide pricing, permit posture and inspection sequence for ductwork replacement in Rhode Island. Your city or county issues the actual permit — use the local links below to confirm fees.
Verified August 2026
Ductwork Replacement cost in Rhode Island
$2,900 – $14,000
Most Rhode Island homeowners pay around $6,300, or $300–$700 per supply run. Permit fees typically add $100–$350.
Permit: Yes. Rhode Island State Building Code, based on the IRC
Cost breakdown
| Budget scope | $2,900 |
|---|---|
| Typical project | $6,300 |
| Premium / complex | $14,000 |
| per supply run | $300 – $700 |
| Permit fees | $100 – $350 |
| vs national baseline | +17% |
| Timeline | 1-3 days of work, 1-3 weeks including permitting |
What is different about ductwork replacement in Rhode Island
Nearly the whole state is within 25 miles of the coast, so wind-zone requirements and flood mapping apply to a much larger share of projects than in larger states.
Owner-builder: Homeowner permits allowed on owner-occupied property. Ductwork Replacement generally requires a licensed contractor to pull the permit, even where owner-builder status is available.
Inspections
- Duct rough-in
- Duct leakage test
- Final mechanical inspection
What drives the price
- 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
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.
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.