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Insulation in Chattanooga, TN

Compare 6 local insulation pros. Typical service: $1173–$2263.

Top Insulation Companies in Chattanooga

  1. 1.Foametix

    4.9★ (146 reviews)

    4.9★ from 146 reviews

    +14237102529Website

  2. 2.Insulation Unlimited

    4.8★ (27 reviews)

    4.8★ from 27 reviews

    +14236984895Website

  3. 3.Extreme

    5.0★ (9 reviews)

    5.0★ from 9 reviews

    +14237776283Website

  4. 4.Icon Insulation

    4.6★ (10 reviews)

    4.6★ from 10 reviews

    +14233961321Website

  5. 5.Shelter Foam

    5.0★ (3 reviews)

    5.0★ from 3 reviews

    +14237621006

  6. 6.AFI Foam Insulation

    +14238272877

Insulation Cost in Chattanooga

Local ranges, adjusted for area wage and cost-of-living data.

ServiceTypical range in Chattanooga
Attic blown-in insulation$1,173–$2,263/job
Attic spray foam$2,514–$5,028/job

Insulation prices in Chattanooga run about 16% below the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.

Quotes on this page come from 6 companies serving Chattanooga, rated 4.9★ on average across 195 customer reviews.

Chattanooga Climate & Seasonal Timing

What Chattanooga's weather means for scheduling insulation.

Last spring frost
March 30
First fall frost
November 6
Annual precipitation
52.48"
Heating degree days
3,239
Cooling degree days
1,744
MonthLowHighPrecip
Jan30.7°50.2°4.91"
Feb34°54.8°4.84"
Mar40.7°63.7°4.98"
Apr48.3°72.7°3.99"
May57.3°79.9°4.1"
Jun65.8°87.1°4.05"
Jul69.7°90.2°4.91"
Aug69.2°89.6°3.48"
Sep61.8°83.2°4.04"
Oct49.9°73.1°3.28"
Nov40.2°62.3°5"
Dec33.1°52.1°4.9"

NOAA station data 3.52 miles from Chattanooga.

Permits & Regulations in TN

  • Residential remodeling in Tennessee requires a home improvement license between $3,000 and $25,000 in participating counties, and a contractor license at $25,000 and above
  • Painting-only work below those thresholds needs no state license
  • Work that disturbs paint in homes built before 1978 must be done by a Lead-Safe Certified firm under the EPA Renovation, Repair and Painting Rule

License required: Tennessee home improvement license ($3,000-$25,000) or contractor license ($25,000+)

Sources: www.tn.gov, www.epa.gov

Insulation FAQs for Chattanooga

How much does attic insulation cost in Chattanooga?

Blown-in attic insulation in Chattanooga typically runs $1173-$2263 for a 1,000 square foot attic; spray foam costs two to three times more.

How many insulation contractors serve Chattanooga?

We track 6 insulation contractors serving Chattanooga.

Is insulation in Chattanooga more expensive than average?

Installation labor in Chattanooga runs about -16.2% versus the national average.

How much insulation does a home in Chattanooga need?

Chattanooga sees about 3,239 heating degree days and 1,744 cooling degree days a year; the colder the climate, the higher the attic R-value worth paying for.

Does insulation help with Chattanooga summers?

Yes -- with summer highs near 90F in Chattanooga, attic insulation cuts the heat load on the air conditioner as much as it holds heat in winter.

Do insulation contractors in TN need a license?

In TN, Residential remodeling in Tennessee requires a home improvement license between $3,000 and $25,000 in participating counties, and a contractor license at $25,000 and above. Adding attic insulation in Chattanooga rarely needs a permit.

Is spray foam worth it in Chattanooga?

Spray foam earns its price mainly when ducts or an air handler sit in the attic; otherwise blown-in at $1173-$2263 gets most Chattanooga homes the same R-value for less.

How many quotes should I get for insulation in Chattanooga?

Two or three; with 6 insulation contractors serving Chattanooga, compare the R-value and depth each quote installs, not just the price.