The Best Insulation Contractors in Seguin, TX

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

#1

Alamo Heights Insulation

4.8
(200 reviews)
Verified

A highly-rated, family-owned and operated insulation contractor based in New Braunfels, serving the greater Seguin and San Antonio area. They are known for their professionalism, expertise in both spray foam and blown-in insulation, and focus on improving home energy efficiency. They often work in tandem with energy auditors to provide comprehensive solutions.

1542 Business Loop, New Braunfels, TX 78130 (Serves Seguin)

Specialties & Features

Spray foam insulation
Blown-in insulation
Energy efficiency audits

Business Information

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

B&B Insulation Service of Seguin

4.5
(80 reviews)
Verified

A local Seguin contractor that provides a wide range of general construction services, with a strong focus on insulation installation and replacement. They are a solid choice for more standard projects like attic insulation upgrades and crawl space encapsulation, offering a personal touch and direct knowledge of Seguin's specific building styles and climate challenges.

901 E. Court St, Seguin, TX 78155

Specialties & Features

Attic insulation installation and upgrade
Crawl space insulation
Insulation removal and replacement

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

SouthStar Insulation

4.7
(150 reviews)
Verified

A well-established San Antonio-based company with a strong reputation for high-quality workmanship and technical expertise. They serve a wide area including Seguin and are particularly adept at handling complex projects involving spray foam and air sealing to achieve maximum energy efficiency, often helping homeowners navigate available rebates.

7825 Vantage Dr, San Antonio, TX 78230 (Serves Seguin)

Specialties & Features

Spray foam insulation
Air sealing services
Basement and crawl space insulation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Seguin

** The insulation market in Seguin, Texas, is characterized by a mix of local general contractors and specialized companies from the larger San Antonio/New Braunfels corridor. Due to the hot and humid South Texas climate, the demand for effective attic insulation and air sealing is exceptionally high to combat heat gain and manage cooling costs. The market is moderately competitive, with a clear distinction between providers offering standard batt insulation and those specializing in advanced solutions like spray foam. The average quality of service is good, with top-tier providers holding relevant certifications (e.g., from the Spray Polyurethane Foam Alliance) and demonstrating strong knowledge of local building codes and potential rebates from utilities like CPS Energy. Typical pricing can vary widely; a basic attic blow-in with cellulose might range from $1,500 - $3,000, while a full spray foam application can be a significant investment of $5,000 - $15,000+, depending on the scope. Homeowners in Seguin are increasingly aware of the long-term energy savings, driving demand for comprehensive energy efficiency audits and high-performance insulation solutions.

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 Seguin regulations and climate

Frequently Asked Questions About Insulation in Seguin

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

1What is the most cost-effective type of insulation for my Seguin home given our hot climate?

For our hot Texas climate, blown-in fiberglass or cellulose in the attic is often the most cost-effective initial upgrade. These materials provide excellent resistance to heat gain, which is critical for keeping cooling costs down during Seguin's long, humid summers. However, for new construction or major renovations, spray foam insulation, while more expensive upfront, can provide superior air sealing and higher R-value per inch, offering significant long-term energy savings.

2When is the best time of year to have insulation installed in Seguin?

The ideal times are during the milder seasons of spring (March-May) and fall (September-November). This avoids the extreme heat of a Seguin summer, which can be dangerous for installers working in attics and makes the installation process more efficient. Scheduling during these off-peak periods can also lead to better availability and sometimes more competitive pricing from local contractors.

3Are there any local Seguin or Texas regulations I need to be aware of for insulation projects?

Yes, insulation work must comply with the 2021 International Energy Conservation Code (IECC), which Texas and Seguin have adopted. This code specifies minimum R-value requirements for different parts of your home (e.g., attic insulation in our climate zone should be at least R-38). Reputable local contractors will pull any necessary permits and ensure compliance, which is important for both safety and preserving your home's value.

4How do I choose a reliable insulation contractor in the Seguin area?

Look for a licensed, insured contractor with strong local references and specific experience with Texas homes. Verify they perform a thorough energy audit or assessment before quoting. It's also wise to choose a provider familiar with addressing common local issues like attic ventilation to combat heat and humidity, and pest-resistant insulation solutions, as rodents can be a concern in the area.

5My energy bills are very high in the summer. Will adding more attic insulation alone solve this?

While increasing attic insulation to the recommended R-38 or higher is one of the most effective steps, it's often part of a broader solution. In Seguin, you must also ensure your attic is properly ventilated to expel trapped hot air and that your ductwork (often located in the attic) is well-sealed and insulated. A professional assessment can identify if air leaks around windows, doors, or electrical outlets are also contributing to your high cooling costs.