The Best Insulation Contractors in Washington, TX

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

#1

Koala Insulation of Brenham

4.9
(70 reviews)
Verified

A locally owned and operated franchise known for its strong community presence and comprehensive service range. They specialize in both residential and commercial insulation services, emphasizing energy efficiency and using advanced diagnostic tools. Their proximity to Washington makes them a primary local choice.

2303 S Day St, Brenham, TX 77833

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

Allied Insulation Company

4.7
(150 reviews)
Verified

A well-established, family-owned company based in Bryan/College Station with a long track record of serving the entire Brazos Valley, including Washington County. They are known for their professional crews, expertise in all insulation types, and knowledge of local building codes and energy rebates.

502 N Harvey Mitchell Pkwy, Bryan, TX 77807

Specialties & Features

Spray foam insulation
Wall insulation services
Energy efficiency audits

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Texas Green Insulation

4.8
(90 reviews)
Verified

This provider focuses heavily on improving home energy efficiency and comfort through high-performance insulation solutions. They serve a wide area, including the regions around Houston and Washington, TX. They are praised for their detailed assessments and effective air sealing services.

14425 Cornerstone Village Dr, Houston, TX 77014

Specialties & Features

Attic insulation installation and upgrade
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 Washington

The insulation market in and around Washington, Texas, is characterized by a mix of local specialized contractors and larger regional companies that extend their service areas to cover the rural community. Due to the town's historic nature and the prevalence of older homes, there is a significant need for insulation upgrades, removal of old or contaminated insulation, and air sealing to improve energy efficiency. The competition is moderate but service quality is generally high among the established players, as they rely on reputation in a close-knit regional market. Typical pricing is competitive with state averages, with blown-in attic insulation ranging from $1.50-$2.50 per square foot, and spray foam being a premium service starting at $2.00-$3.50 per board foot. Homeowners are increasingly aware of available energy efficiency rebates from local utilities, which the top providers are adept at helping them navigate.

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 Washington regulations and climate

Frequently Asked Questions About Insulation in Washington

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

1What is the recommended R-value for attic insulation in Washington, Texas, and why is it important?

For our climate in Washington, TX, which experiences hot, humid summers and mild winters, the U.S. Department of Energy recommends an attic R-value of R-38 to R-60. This high R-value is crucial to resist significant heat gain from the sun, which dominates our weather. Properly meeting this target drastically improves summer cooling efficiency, reduces strain on your AC, and lowers energy bills.

2How does the local Texas climate affect the choice between spray foam and blown-in fiberglass insulation?

The intense heat and humidity in Washington County make spray foam a premium choice because it creates an airtight seal that blocks moisture and outdoor heat exceptionally well. Blown-in fiberglass is a cost-effective option for adding volume to existing attics but does not provide the same air sealing. For maximum energy savings and moisture control in our climate, spray foam is often recommended, especially for new construction or major renovations.

3Are there any specific permits or local regulations in Washington, TX, I need to be aware of before insulating my home?

While Texas has no statewide insulation code, many local jurisdictions adopt the International Residential Code (IRC). In Washington, TX, you should always check with the **Washington County Building Department** or your local city office. Generally, a permit is not required for simple retrofit insulation in an existing attic, but it likely is for new construction, major renovations, or when altering structural elements like roof decks.

4What is the best time of year to install attic insulation in Washington, Texas?

The ideal times are late fall (October-November) and early spring (March-April). These periods offer milder temperatures, making it safer for installers to work in your attic and more comfortable if your home is briefly open during the process. Avoid peak summer heat for both worker safety and your comfort, as attic temperatures can be dangerously high.

5How can I verify the credibility of an insulation contractor serving the Washington, TX area?

Always choose a contractor licensed by the Texas Department of Licensing and Regulation (TDLR) for insulation work. Verify their license online and ask for proof of liability and workers' compensation insurance. Additionally, seek out local references and read reviews to see their reputation for handling homes in our specific climate, and ensure they provide a detailed, written estimate that includes the R-value, material type, and scope of work.