The Best Insulation Contractors in Houston, TX

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

#1

Koala Insulation of West Houston & Katy

4.9
(180 reviews)
Verified

A highly-rated, locally-focused branch of a national brand known for its strong emphasis on customer education and energy efficiency. They offer a wide range of services including free energy audits and specialize in both new installation and upgrading old insulation, with a focus on using eco-friendly materials where possible.

11221 Richmond Ave #104C, Houston, TX 77082

Specialties & Features

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

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes
#2

Texas Insulation Professionals

4.8
(250 reviews)
Verified

A well-established, locally-owned company with a strong reputation for professionalism and high-quality workmanship. They are known for their expertise in spray foam and their ability to handle complex projects, including commercial work. Their long tenure in the Houston market suggests deep knowledge of local building codes and climate challenges.

9894 Bissonnet St #525, Houston, TX 77036

Specialties & Features

Spray foam insulation
Wall insulation services
Commercial insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Radiant Attic Insulation

4.7
(150 reviews)
Verified

As the name implies, this provider specializes in attic services but offers a full suite of insulation solutions. They are frequently praised in customer reviews for their attention to detail, thorough clean-up, and effectiveness in improving home comfort and reducing energy bills. They place a strong emphasis on air sealing as a critical part of the insulation process.

9896 Bissonnet St #625, Houston, TX 77036

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Insulation removal

Business Information

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

Why These Are the Top Insulation Contractors in Houston

The insulation market in Houston is highly competitive and driven by the city's extreme summer heat and high humidity. The primary demand is for attic insulation and air sealing to combat significant heat gain and reduce soaring AC costs. The average quality of service providers is good, with several long-standing, reputable companies competing against newer, often franchise-based entrants. **Competition Level:** High. Homeowners have many choices, from large national chains to specialized local contractors. This competition generally benefits consumers through competitive pricing and a focus on customer service. **Typical Pricing:** Costs vary significantly based on the project size and material. * **Blown-In Attic Insulation:** $1,500 - $3,500 for an average home. * **Spray Foam Insulation:** $3,500 - $7,500+ for an attic, given its superior performance and higher material cost. * **Air Sealing:** Often bundled with insulation; can range from $500 - $1,500 as a standalone service. Many reputable companies offer free, no-obligation quotes and energy audits. Homeowners should also inquire about potential rebates from local utilities like CenterPoint Energy for energy efficiency upgrades.

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 Houston regulations and climate

Frequently Asked Questions About Insulation in Houston

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

1What is the most important type of insulation for Houston's hot and humid climate?

For our climate, the most critical focus is on the attic, where radiant heat from the sun is the primary driver of cooling costs. We strongly recommend installing radiant barrier foil insulation under the roof decking, combined with a sufficient depth of blown-in fiberglass or cellulose on the attic floor. This combination reflects radiant heat away and provides bulk insulation to slow conductive heat gain, which is essential for managing high summer energy bills and reducing strain on your AC system.

2How much does attic insulation installation typically cost for a Houston-area home?

For a standard 1,500-2,000 sq ft home, adding or upgrading attic insulation in Houston typically ranges from $1,500 to $3,500, with final cost depending on material type, desired R-Value, and attic accessibility. Due to our extreme heat, aiming for a higher R-Value (like R-38 to R-60) is a wise investment for long-term savings. Always get itemized quotes from licensed local contractors that include air sealing services, as sealing leaks is crucial for insulation effectiveness in our humid environment.

3When is the best time of year to get insulation installed in Houston?

The ideal time is during our milder fall and spring months (October-November or February-March). Scheduling during these periods is easier and avoids the intense attic heat of summer, which can be dangerous for workers and can limit the installation time per day. It also ensures your home is optimally prepared before the peak cooling season hits. However, insulation can be installed year-round if necessary.

4Are there any Houston-specific regulations or rebates for insulation upgrades?

While Texas has no statewide insulation code for existing homes, the City of Houston follows the 2015 International Residential Code (IRC) for new construction, mandating specific R-Values. More importantly for homeowners, local utility companies like CenterPoint Energy often offer rebates for adding attic insulation through their energy efficiency programs. Additionally, the humid climate makes proper vapor retarder installation crucial to prevent moisture problems, which a knowledgeable local installer will understand.

5How do I choose a reliable insulation contractor in the Houston area?

Always verify the contractor is licensed and insured in Texas. Look for companies with specific, proven experience in Houston's climate—they should discuss moisture control, radiant barriers, and air sealing. Check for membership in local trade associations (like the Greater Houston Builders Association) and read reviews focused on attic projects. Obtain multiple detailed quotes that specify the materials, R-Values, and include air sealing, as this is a critical step often overlooked.