Insulation Services in Louisville, KY

Compare 23 insulation services contractors near you in Louisville and surrounding area with an average rating of 4.7/5. Get free quotes, read reviews, and find the right pro for your project.

Last updated March 22, 2026

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Other Businesses in This Area

Bio-Foam Insulation Systems

5.0

Koala Insulation of Louisville

5.07½+ years online
koalainsulation.com/louisville

Louisville Spray Foam Insulation Pros

5.0~5 years online
sprayfoaminsulationlouisville.com

USA Insulation of Louisville

5.021+ years online
usainsulation.net/louisville

Attic Experts of Kentuckiana

4.912½+ years online
atticexpertsky.com

Axis Spray Foam Insulation Louisville

4.91½+ years online
axissprayfoam.com

Superior Insealators

4.97+ years online
insealators.com

Cardinal Industrial Insulation

4.829½+ years online
cardinsul.comGet a Free Quote

Insulation Commandos of Louisville

4.83+ years online
insulationcommandos.com/louisville

Kentuckiana Spray Foam

4.61½+ years online
kentuckianasprayfoam.com

Energy Savers LLC

4.515 years online
energysaverslouisville.com

MINCO INC.

4.5~28 years online
minco-ky.com

Bay Insulation Systems of Kentucky Inc.

4.428½+ years online
bayinsulation.com

Skidmore Insulation Corporation

4.26½+ years online
skidmoreinsulation.comGet a Free Quote

Sexton Insulation & Gutters

4.114½+ years online
truteam.com/branches/ky/louisville/668

Builders' Insulation

3.9~7 years online
insulatorsky.com

Insulation Services in Nearby KY Cities

Insulation Services in Louisville, KY

Louisville insulation contractors in this directory cover the Highlands, St. Matthews, Crescent Hill, Shawnee, and surrounding Jefferson County. IECC Climate Zone 4A asks for R-49 attics. Most pre-2000 Louisville homes have R-19 to R-30 of settled batts — topping up with blown insulation runs $1.40-$2.20 per sq ft.

LG&E covers most Louisville electric and gas. LG&E offers home-performance rebates. The 25C federal credit covers 30% up to $1,200/year. Kentucky's humid summers make crawlspace encapsulation valuable.

Frequently Asked Questions

What R-value should my Louisville attic have?
IECC Climate Zone 4A asks for R-49 attics.
Should I encapsulate my Louisville crawlspace?
Often yes — Kentucky humidity drives moisture into vented crawlspaces.
Are there rebates?
LG&E home-performance rebates ($300-$2,000), 25C federal credit.

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