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★★★★★ 4.8 · 1,300+ reviews
Lic. CAC1819196 · CFC1431159
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No diagnostic fee. No trip charge. You only pay if you approve the repair. Call (813) 343-2212
How much does ductwork installation cost in Tampa?

Installing a new duct run in Tampa typically runs $279 to $950 per run depending on length, attic access, and whether R-6 or R-8 insulation is required under Florida Energy Code. A full ductwork system replacement runs $1,800 to $8,500 for most Tampa homes. FREE estimates on every job. We give you a flat-rate price before any work begins so you know the total before we touch anything.

How do I know if my ductwork in Tampa needs replacing?

Common signs in Tampa homes include uneven temperatures between rooms, higher electric bills without a usage change, visible kinked or disconnected flex duct in the attic, dusty air despite regular filter changes, and musty smells from the vents. We carry a duct blaster on every truck and can test your system’s leakage rate free while we are on site for any service call.

What type of ductwork is best for Florida attic spaces?

For attic runs in Tampa, R-6 or R-8 flex duct with a metalized outer jacket handles heat stress better than single-layer flex. For main trunk lines and plenums, 26-gauge galvanized rigid sheet metal is the most durable option. All connections get sealed with Hardcast mastic compound rather than duct tape, which fails in Tampa Bay attic heat within a few years.

How long does ductwork installation take in Tampa?

Adding a single new duct run in Tampa takes 2 to 4 hours for most jobs. A full ductwork system replacement for a 1,500 to 2,000 square foot home takes 1 to 2 days depending on attic access and system configuration. We handle the permit application and county inspection, and both are included in every ductwork quote.

Is a permit required for ductwork installation in Tampa?

Yes. Any new duct installation or full system replacement in Tampa requires a permit under Florida Building Code Section 1006 and local county mechanical codes. We pull the permit and schedule the inspection on your behalf. The permit is included in your quote with no separate markup or add-on fee.

Can you add a duct run to a room with no air conditioning?

Yes. Adding supply and return air to a converted garage, bonus room, enclosed porch, or Florida room in Tampa is one of our most common ductwork calls. We use Manual D airflow calculations to size the new run correctly so the new room gets adequate airflow without starving other rooms in the house.

What is a duct leakage test and is it required in Tampa?

Florida Energy Code requires a duct leakage test on any new or replaced duct system in Tampa. The test uses a duct blaster to measure how much conditioned air escapes before reaching the rooms it serves. We perform the test as part of every ductwork installation and submit the results to the county for permit close-out. We can also test existing systems in about 30 minutes.

How long does ductwork last in a Tampa attic?

Flex duct in a Tampa Bay attic typically lasts 20 to 25 years if it stays intact. Rigid galvanized metal can last 30 years or more. The weakest point is always the connection seals. Duct tape dries out in Florida attic heat in as few as 3 to 5 years. We use Hardcast mastic on every connection, which outlasts the duct itself.

Will new ductwork fix hot and cold spots in my Tampa home?

Yes, in most cases. Uneven temperatures are commonly caused by undersized duct runs, imbalanced airflow, or collapsed flex sections that restrict delivery. We perform a Manual D calculation before any ductwork project in Tampa to make sure each room receives the correct airflow. Properly designed ductwork is the most reliable fix for comfort problems.

What brands of ductwork materials do you use?

We install Johns Manville or Owens Corning R-6 and R-8 flex duct, 26-gauge galvanized sheet metal for trunk lines and plenums, and Hardcast 1402 or MasterSeal mastic for all connections. We do not use duct tape on any connection. All materials meet Florida Energy Code and ACCA Manual D requirements.

Q11. Can mold in ductwork make my family sick in Tampa?

A: Yes. Mold spores circulating through HVAC systems are a recognized indoor air quality concern. The EPA and CDC both note that mold exposure can trigger respiratory symptoms, worsen asthma, and cause allergic reactions. In Tampa, where AC runs most of the year, contaminated ducts cycle air through every room continuously.

Q12. Will duct cleaning fix mold in my Tampa ductwork?

A: Surface-level cleaning can remove dust and loose debris, but mold embedded in the fiberglass inner liner of flex duct cannot be fully removed by cleaning. If the musty smell returns within weeks of cleaning, the liner is colonized. Replacement of affected runs is the lasting solution in that case.

Q13. What causes mold in Tampa ductwork?

A: Tampa ductwork mold is almost always caused by high attic humidity entering through leaky joints, condensation forming inside ducts during system off-cycles, or moisture entering through disconnected sections. Poor insulation accelerates the cycle. Sealing joints, upgrading to R-8 insulation, and replacing old flex breaks the pattern.

Q14. How do I know if my Tampa duct system has mold?

A: The most reliable signs are a persistent musty or earthy smell from registers, visible black or green deposits at duct boots, and worsening allergy or respiratory symptoms indoors. We use a camera to inspect runs during the free visit and document exactly what we find.

Q15. How much does ductwork replacement cost in Tampa?

A: Ductwork replacement in Tampa starts at $279 for a single-run repair. Partial system replacement covering 3 to 5 major runs runs $2,500 to $5,500. Full system replacement in a typical 1,600 to 2,400 square foot home runs $4,500 to $12,000 depending on attic access and run count. Estimates are free and written.

Your Tampa Ductwork May Be Spreading Mold and Allergens Through Every Room

Tampa Bay's humidity turns aging ductwork into a highway for mold spores, insulation fibers, and attic contaminants. We inspect, diagnose, and replace compromised duct systems so every room gets clean, conditioned air.

FREE EstimatesSame-Day AvailableLicensed CAC1819196 (HVAC) | CFC1431159 (Plumbing) | Serving Tampa since 2017

Leaking Return Ducts Pull Attic Air Into Your Living Space

Most homes have return ducts in the attic or within wall cavities. Small gaps at connections, boots, or the air handler pull unconditioned attic air directly into the return stream. That air carries blown insulation fibers, mold spores, and accumulated dust. Your HVAC filter only sees what travels through the main return -- not what infiltrates upstream of it.

We seal all return duct connections with mastic to stop attic air infiltration at the source.

Old Flex Duct Liner Traps Mold That Cannot Be Cleaned Away

The inner liner of flex duct is a fiberglass mesh that absorbs biological material over time. Once mold colonizes the liner, cleaning tools cannot remove spores embedded in the fiberglass weave. Air cleaning and fogging products mask odors temporarily but do not solve the contamination. In a Tampa home with old flex duct, replacement is the only reliable solution.

We document mold findings with photos before recommending replacement versus cleaning.

Undersized Returns Create Negative Pressure That Draws in Outdoor Allergens

When return air capacity is less than supply air volume, the home develops negative pressure. Every gap around windows, doors, and pipe penetrations becomes an air entry point. In Tampa during pollen season, that means outdoor allergens flow continuously into the home. Properly sized return ducts balanced with supply volume eliminate this effect.

We measure static pressure at the air handler to verify return sizing before completing any install.

Cleaning Versus Replacing Ductwork in Tampa: An Honest Assessment

Professional duct cleaning removes accumulated dust and surface deposits from accessible duct walls. It is the right call for systems under 15 years old with good insulation and sealed joints. For systems over 20 years old with mold in the inner liner, missing insulation, or multiple collapsed runs, cleaning prolongs the problem while costing $300 to $700 that goes toward nothing durable. We will tell you which situation you have after a free inspection.

Replace Rather Than Clean When You See

  • Visible mold inside duct liner
  • Musty smell at registers despite cleaning
  • Flex is 20+ years old and compressed
  • R-4 or less insulation on runs
  • Multiple disconnected or missing sections

Mold Smell from Vents Is a Warning, Not a Minor Inconvenience

A musty odor from HVAC registers in a Tampa home typically means mold has established a colony somewhere in the duct system, at the evaporator coil, or in the drain pan. Left untreated, the colony grows with every humid day. A UV light installation can kill active mold at the coil. Contaminated ductwork requires replacement of affected runs.

Call (813) 343-2212 for a FREE mold and duct inspection -- we will show you photos from every section we access.

Single-Run Repair or Replacement

From $279

  • FREE estimate and attic inspection
  • Single supply or return run
  • R-8 flex or rigid metal
  • Mastic-sealed connections
  • Permit pulled if required

Partial to Full System Replacement

Up to $12,000

  • All supply and return runs replaced
  • ACCA Manual D sizing verified
  • R-8 flex or hybrid rigid/flex
  • New plenum connections and boots
  • Permit, inspection, and documentation included

Financing available with $0 down for qualifying customers. Estimates and diagnostics are always FREE.

What to Expect: Ductwork Installation in Tampa

  1. FREE Estimate We visit, access the attic, inspect every run, and give you a written quote.
  2. System Measurement We verify existing duct sizes against your AC tonnage and room load.
  3. Permit Pull (if required) We file the mechanical permit with Hillsborough County -- usually approved within 1 to 2 days.
  4. Installation Full system replacement takes 1 to 2 days. Single-run repairs are often same day.
  5. Testing and Commissioning We measure static pressure and airflow at each register before we leave.

Schedule Your FREE Ductwork Installation Estimate in Tampa

We serve Tampa (33602) and all of Hillsborough County. Most estimates are booked within 24 hours. Same-day installation available when our schedule allows.

(813) 343-2212 -- FREE Estimate

Licensed CAC1819196 (HVAC) | CFC1431159 (Plumbing) | Serving Tampa since 2017 | 1,300+ Five-Star Reviews

Tampa, FL: Ductwork installation Service Area

Local ductwork installation coverage: We provide ductwork installation throughout Tampa in Hillsborough County, Florida. Tampa homes range from 1920s bungalows in Seminole Heights and Hyde Park to newer builds in Westchase and New Tampa. Our techs work on older copper piping and modern PEX systems alike, and we carry Goodman and Daikin AC parts for same-day repair across all neighborhoods.

Zip codes served in Tampa: 33602, 33603, 33604, 33605, 33606, 33607, 33609, 33610, 33611, 33612, 33613, 33614, 33615, 33616, 33617, 33618, 33619, 33624, 33625, 33626, 33629, 33634, 33635, 33637, 33647.

Neighborhoods we serve near Tampa: Seminole Heights, Hyde Park, Ybor City, South Tampa, New Tampa, Westchase, Citrus Park, Carrollwood, Downtown Tampa, Davis Islands, Channelside.

Nearby landmarks: Busch Gardens, Amalie Arena, University of South Florida, Tampa International Airport, Raymond James Stadium. Our average response time to Tampa is under one hour for standard service calls.

Free estimates, free diagnosis: Every ductwork installation call in Tampa includes a free on-site diagnosis. Call (813) 343-2212 for same-day service.

★★★★ 4.8 (1,353 verified reviews)
Verified4.8★ · 1,353 reviews
🛡 FL Licensed: CAC1819196 · CFC1431159💼 $1M General Liability + Workers’ Comp🏠 Family-owned since 2017⚡ Same-day service
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As an engineer/fabricator/assembler, I have high standards from my contractors. This guy Sam, he fulfilled all my requests and installation needs. He took pride of his work, and left me with a…

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Reviewed by Richard MoralesCo-Owner & FL Class B Air Conditioning Contractor, Home Therapist

Richard co-owns Home Therapist Cooling, Heating, and Plumbing and holds the FL Class B Air Conditioning Contractor license (CAC1819196) since 2017. The company holds licenses CAC1819196 (FL Class B AC Contractor, Richard Morales) and CFC1431159 (FL Plumbing Contractor, Alex Morales), serving the Tampa Bay metro with a six-technician field team and 1,378+ verified five-star reviews.

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