The Best Insulation Contractors in Charlotte, TX

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

#1

Alamo Heights Insulation Co.

4.8
(240 reviews)
Verified

A highly reputable, family-owned and operated insulation contractor based in San Antonio, known for exceptional customer service and deep expertise in both residential and commercial projects. They are often recommended for their knowledge of local building codes and energy efficiency standards.

1345 Austin Hwy, San Antonio, TX 78209

Specialties & Features

Spray foam insulation
Attic insulation and air sealing
Crawl space encapsulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

South Texas Insulation Co.

4.6
(180 reviews)
Verified

A well-established contractor with a strong focus on comprehensive home performance upgrades. They offer free energy audits and are adept at helping homeowners navigate available rebates and incentives for improving home efficiency in the South Texas climate.

8722 Industrial Drive, San Antonio, TX 78217

Specialties & Features

Energy efficiency audits
Blown-in cellulose insulation
Insulation removal and replacement

Business Information

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

Energy Guard Insulation Solutions

4.7
(150 reviews)
Verified

Specializes in advanced insulation solutions aimed at maximizing energy savings. They are certified installers for leading foam and blown-in insulation brands and are praised for their professional crews and clean job sites.

4510 State Hwy 123, Seguin, TX 78155

Specialties & Features

Spray foam insulation
Blown-in fiberglass
Wall insulation services

Business Information

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

Why These Are the Top Insulation Contractors in Charlotte

** The insulation market serving Charlotte, Texas, is characterized by a reliance on regional contractors from the San Antonio and surrounding South Texas area. Due to Charlotte's small size and rural nature, there are no dedicated insulation companies physically located within the city limits. The competition is therefore regional, with providers from San Antonio, Seguin, and Pleasanton offering services. The average quality of available contractors is high, as the companies that have established strong reputations and survived in the competitive South Texas market are typically well-licensed, insured, and professionally operated. Pricing is competitive and in line with broader South Texas averages. Homeowners can expect project costs to be influenced by the hot climate, which demands high-performance attic and radiant barrier solutions. Typical pricing can range from $1,500 - $4,500 for a standard attic blow-in job, while more comprehensive spray foam applications or full-home insulation upgrades can range from $6,000 to $15,000+. Many of the top providers offer free estimates and energy audits, and they are knowledgeable about utility rebate programs from providers like CPS Energy that can help offset costs.

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 Charlotte regulations and climate

Frequently Asked Questions About Insulation in Charlotte

Get answers to common questions about insulation services in Charlotte, Texas.

1What is the recommended R-value for attic insulation in Charlotte, TX, and why is it important for our climate?

For our hot and humid South Texas climate, the U.S. Department of Energy recommends an attic insulation R-value of R-38 to R-60. This high level of insulation is critical to block intense radiant heat from the sun, which reduces the strain on your air conditioning system, lowers energy bills, and improves indoor comfort. Proper attic insulation is one of the most effective upgrades for Charlotte homes to combat the long, sweltering summers.

2How much does it typically cost to reinsulate an attic for a home in Charlotte?

For a typical 1,500-2,000 sq. ft. home in the Charlotte area, the cost to reinsulate an attic ranges from $1,500 to $4,000, depending on the insulation material (like blown-in cellulose or fiberglass batts) and the target R-value. Regional material costs and the accessibility of your attic are key price factors. It's best to get 2-3 detailed, written estimates from local, licensed contractors for an accurate price for your specific home.

3Are there specific times of year that are best for adding or replacing insulation in Charlotte?

While insulation can be installed year-round, the ideal times in Charlotte are late fall and early spring. During these periods, temperatures in your attic are more bearable for installers, which can lead to a more efficient job. Avoiding the peak summer heat also means your HVAC system isn't fighting against an open attic access during the hottest part of the day, preventing unnecessary strain.

4What should I look for when choosing an insulation contractor in Atascosa County?

First, verify the contractor is licensed and insured to operate in Texas. Look for established local companies with strong reviews and ask for references from Charlotte-area projects. A reputable provider should offer a free, in-home assessment, clearly explain your insulation options (including moisture control for our humidity), and provide a detailed written contract that includes the R-value, material type, and warranty information.

5Besides the attic, what are other critical areas to insulate in a Charlotte home for energy efficiency?

In our climate, sealing and insulating the rim joists (or band joists) and crawl space walls (if applicable) is crucial to prevent humid outdoor air from infiltrating your living space. Also, ensure exterior walls are properly insulated, as this creates a full thermal envelope. Addressing these areas stops energy loss and helps control moisture, which can prevent mold growth and structural issues common in the region's humid conditions.