The Best Insulation Contractors in Lexington, SC

Compare the highest-rated insulation professionals in Lexington, South Carolina. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Koala Insulation of Greater Columbia

4.8
(150 reviews)
Verified

A highly-rated, modern insulation company that emphasizes education and a wide range of services. They are known for their clear communication, professional crews, and expertise in both new installation and replacement projects. They serve the entire Columbia metro area, including Lexington.

They operate out of Columbia but serve Lexington directly. A physical address is not publicly listed for a retail front.

Specialties & Features

Blown-in attic insulation
Spray foam insulation
Insulation removal and replacement

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#2

Mighty Dog Roofing & Insulation

4.7
(250 reviews)
Verified

While primarily a roofing company, Mighty Dog has a strong and well-regarded insulation division. Their integrated approach is a significant advantage for homes needing roof and attic work alongside insulation. They have a physical location in Lexington and are a well-known local brand.

121 Professional Dr, Lexington, SC 29072

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Insulation removal and replacement

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Palmetto Energy Solutions

4.9
(80 reviews)
Verified

A specialized contractor focused squarely on home performance and energy efficiency. They are the top choice for homeowners seeking a data-driven approach, starting with a professional energy audit. Their services are comprehensive, targeting the "building envelope" as a whole system.

1221 Laurel St, Columbia, SC 29201 (Serves the Lexington area)

Specialties & Features

Energy efficiency audits
Air sealing services
Basement and crawl space insulation

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Lexington

** The insulation market in Lexington, SC, is competitive but leans towards general contractors and roofing companies that offer insulation as a secondary service. The presence of a few specialized, high-performance contractors in the broader Columbia metro area elevates the overall quality available to Lexington residents. * **Average Quality & Competition:** The market is bifurcated. On one end, there are numerous general handymen and roofers who can perform basic batt or blown-in attic insulation. On the other end, specialized providers like those listed above offer advanced solutions (spray foam, comprehensive air sealing) and diagnostic services (energy audits). This gives homeowners a clear choice between basic cost-effectiveness and maximum energy performance. * **Typical Pricing:** Pricing is highly dependent on the project scope. Basic attic blown-in fiberglass can range from **$1.50 - $2.50 per square foot**. Spray foam insulation is a premium service, typically costing **$3.00 - $5.00 per square foot** for open-cell and more for closed-cell. A full-home energy audit generally costs **$300 - $600**. Many providers are knowledgeable about local utility rebates from providers like Dominion Energy, which can help offset the cost of energy-efficient upgrades. Homeowners in Lexington are advised to seek multiple quotes and specifically ask about a company's experience with the type of insulation and service they require, ensuring they match the contractor's core expertise.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Lexington regulations and climate

Frequently Asked Questions About Insulation in Lexington

Get answers to common questions about insulation services in Lexington, South Carolina.

1What is the most cost-effective type of insulation for my Lexington home given our hot, humid summers and mild winters?

For our climate, blown-in cellulose or fiberglass in attics is often the most cost-effective. It provides excellent thermal resistance (R-value) and helps block summer heat gain, which is your primary concern. Spray foam, while more expensive upfront, offers superior air sealing and moisture resistance, which is highly valuable for managing Midlands SC humidity and can lead to greater long-term energy savings.

2When is the best time of year to have insulation installed in Lexington, SC?

The ideal times are during the milder spring (March-May) and fall (September-November) seasons. This avoids the extreme attic heat of a Lexington summer, which can be dangerous for installers and affect some materials, and the potential for winter weather delays. Scheduling during these off-peak periods can also sometimes lead to better availability and pricing from local contractors.

3Are there any local Lexington or South Carolina rebates or incentives for adding insulation?

Yes, homeowners should check for current incentives. Lexington residents are often eligible for rebates through Dominion Energy South Carolina for attic insulation that meets specific R-value requirements. Additionally, federal tax credits for qualified energy efficiency improvements, including insulation, may apply, so always ask your local insulation provider about available programs.

4How do I choose a reputable insulation contractor in the Lexington area?

Always verify the contractor is licensed and insured in South Carolina. Look for established local companies with strong reviews and ask for references from homes in neighborhoods like Lake Carolina or Saxe Gotha. A trustworthy provider will perform a thorough energy assessment, explain your options based on our local climate, and provide a detailed, written estimate that includes the specific R-values and materials to be used.

5My older Lexington home feels drafty. Will adding attic insulation alone solve my comfort issues?

While upgrading attic insulation is the single most effective step, draftiness often indicates air leaks. In our region, it's crucial to address both. A comprehensive approach includes air sealing gaps around penetrations (like plumbing stacks and wiring) in the attic floor before adding new insulation. This combination prevents humid outdoor air from infiltrating, improving comfort, reducing energy bills, and helping to prevent moisture problems in the structure.