Insulation · Nashville, TN
Air Sealing in Nashville
Sealing the gaps insulation cannot cover — top plates, penetrations and the attic hatch — which is where most of the loss actually is.
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Air Sealing in Nashville, Tennessee
Sealing the gaps insulation cannot cover — top plates, penetrations and the attic hatch — which is where most of the loss actually is.
Nashville's Insulation connects homeowners across Middle Tennessee with licensed, insured insulation contractors for air sealing. Estimates are free and written, the price is agreed before work starts, and the workmanship is backed in writing.
What the job usually involves
Every property is different, which is why the estimate comes after somebody has actually looked at it rather than before. What does not change is the process: assess, explain the options in plain language, put the scope and price in writing, then do the work to that scope.
Why homeowners call
The reasons people get in touch.
- Upstairs rooms never cool down
- Energy bills climbing every year
- Ice or condensation in the attic
- Draughts you cannot trace
- Rodents have been in the insulation
- Floors cold over the crawl space
What is included
What air sealing covers.
- Top plates, penetrations and chases sealed
- Attic hatch weatherstripped and insulated
- Recessed lights and fans sealed or replaced
- Duct boots sealed to the ceiling
- Rim joists sealed around the perimeter
- Chimney and flue clearances kept correct
- Blower door testing where it is warranted
- Combustion safety checked afterwards
Air Sealing, in practice
Air sealing is the highest-value work in this whole category and the least visible, which is why it is so often skipped. A house loses far more energy through air movement than through conduction, and insulation only addresses the second.
The attic hatch is frequently the single largest leak in the building — an uninsulated, unweatherstripped panel sitting in the ceiling of the conditioned space.
Duct boots are the other common surprise. Where a duct meets the ceiling there is usually a gap straight into the attic, and it is right next to where the conditioned air is being delivered.
Sealing has to stop short of anything that gets hot. Chimney and flue clearances are maintained with proper materials rather than closed up with foam, which is a mistake that has burned houses down.
Also available
Other insulation services.
Attic Insulation
Topping up or replacing to the R-value this climate actually needs, with the depth marked so it can be checked.
Learn moreSpray Foam Insulation
Open and closed cell where each belongs, applied at the right thickness and never over damp or unsound framing.
Learn moreBlown-In Insulation
Cellulose and fibreglass blown to an even depth across the whole attic, not heaped near the hatch.
Learn moreCrawl Space Insulation
Encapsulation, subfloor and rim joist work, done after the moisture problem is solved rather than before.
Learn moreInsulation Removal
Vacuuming out contaminated, rodent-damaged or storm-wet material before anything new goes in.
Learn moreFAQ
Air Sealing — questions
How much does air sealing cost in Nashville?
Price depends on the size and condition of the job, so we give you a free written estimate rather than a number over the phone that changes when we arrive. You will know the cost before any work begins.
Do you offer free estimates for air sealing?
Yes — free and with no obligation. A local insulation contractor assesses the job, explains the options and puts the scope and price in writing for you to consider.
Which areas do you cover for air sealing?
All of Middle Tennessee — Nashville plus 64 more towns across 12 counties, including Franklin, Brentwood, Murfreesboro, Hendersonville and Mt. Juliet.
Free estimate
Need air sealing in Nashville?
Tell us what is going on and we will get you a free estimate from a local insulation contractor. No obligation, no pressure.