First Defense Insulation

5.0 (88 reviews)

| Houston, TX | General Contractor

First Defense Insulation is a general contractor in Houston, TX, specializing in insulation installation for homeowners, boasting a 5/5 Google rating from 88 reviews.

At a Glance

Category: General Contractor
Location: Houston, TX
Rating: 5.0/5 (88 reviews)
Phone: +17138089853
Services: General Contractor, Service, Point Of Interest

First Defense Insulation - General Contractor in Houston

About First Defense Insulation

First Defense Insulation is a general contractor based in Houston, TX, with 88 Google reviews averaging 5.0/5 stars. This company specializes in services related to insulation and home efficiency. The 5.0 rating suggests a track record of customer satisfaction in their service area.

The company offers a range of services typically associated with general contractors focusing on home improvement and energy efficiency. Their work includes installing various types of insulation, which can contribute to reducing heating and cooling loads in residential properties. While their primary focus appears to be insulation, general contractors often manage projects involving multiple trades, such as air sealing or ventilation improvements that complement insulation work for homeowners.

When considering First Defense Insulation for a project, homeowners should inquire about their specific experience with electrification-related projects, such as upgrades to support heat pumps or other energy-efficient appliances. Asking for references from past insulation or energy efficiency projects and reviewing their proposed materials and installation methods can provide insight into their suitability for a specific home electrification goal.

Services

General Contractor

Service

Point Of Interest

Establishment

Hours

Friday 8:00-17:00 Monday 8:00-17:00 Tuesday 8:00-17:00 Thursday 8:00-17:00 Wednesday 8:00-17:00

Business information verified via Google Business Profile. Last updated: 2026.

Last verified: May 2026

Contact

12 Greenway Plaza

Houston, TX 77046

(713) 808-9853

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Map

How to evaluate First Defense Insulation

Before hiring First Defense Insulation for general contractor work in Houston, take a few minutes to verify their qualifications and confirm they are the right fit for your project. The right general contractor for one homeowner may not be the right fit for another, so do the diligence up front.

Verify licensing and insurance

Confirm that First Defense Insulation carries an active TX contractor license appropriate for the scope of work, plus general liability and workers’ compensation coverage. Ask for the license number and look it up on the state board website. A general contractor that hesitates to share these details is a red flag, regardless of how favorable their reviews look.

Get a written, itemized quote

Request a detailed written estimate that lists materials, labor, permit fees, timeline, and payment schedule. Itemized quotes make it possible to compare First Defense Insulation side-by-side with other general contractor options in Houston, and they protect you from scope creep once the work begins.

Ask about project experience

Ask First Defense Insulation how many projects similar to yours they have completed in the last 12 months, whether they will be the primary on-site team or are subcontracting, and how they handle change orders. Request two or three local customer references and actually call them — reviews on Google are useful but a five-minute conversation reveals much more about how a general contractor actually shows up.

Frequently Asked Questions

What services does First Defense Insulation offer?

First Defense Insulation offers a comprehensive range of insulation services including spray foam insulation, blown-in insulation, fiberglass insulation, rigid foam insulation, insulation removal, home insulation installation, radiant barrier installation, duct insulation, batt insulation, and attic mold prevention.

How long does a typical residential insulation project take with First Defense Insulation?

Most residential insulation projects completed by First Defense Insulation are finished in a single day, typically within 4 to 6 hours.

What are the benefits of proper insulation, air sealing, and duct sealing?

Proper insulation, air sealing, and duct sealing help save money on utility bills, increase home comfort with consistent temperatures, boost energy efficiency for HVAC systems, and improve indoor air quality by preventing mold growth and reducing noise pollution.

Does First Defense Insulation provide free estimates or inspections?

Yes, First Defense Insulation offers free estimates for all insulation needs and provides free on-site comfort inspections.

Where is First Defense Insulation located and what areas do they serve?

First Defense Insulation is located in Houston, TX, and serves areas including Houston, Katy, Cypress, Spring, Humble, Magnolia, The Woodlands, Conroe, Dallas, and Fort Worth.