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Underfloor Insulation

If you need an insulation company in central California, in the Sacramento area, Gold Star Insulation can help. We work with homeowners and builders/contractors to insulate subflooring and crawl spaces for residential retrofit and new construction projects.

Contact us if you’re ready to begin your insulation project, or keep reading to learn more about subfloor insulation!

Subfloor Insulation

If your subfloors aren’t properly insulated, your home isn’t as energy-efficient and comfortable as it could be. Different types of insulation are ideal for insulating under flooring—talk to your local insulation company for your specific home.

Installing crawl space insulation can help:

  • Reduce your utility bills and maximize the energy efficiency of your home
  • Make your home a more comfortable space
  • Improve the efficiency of your HVAC systems
  • Contribute to a healthier environment

Retrofit & New Construction Insulation Projects

The Gold Star Insulation team installs retrofit (re-insulation) and new construction crawl space and subfloor insulation. We have experience with installing different types of insulation in subflooring and can handle all your needs. No matter your needs, you’re in good hands with our team.

Floor Insulation Installation in Sacramento, CA

If you’re in the Sacramento, California area, make Gold Star Insulation your first call! We have experience installing insulation in crawl spaces and subfloors, and our professionals use only high-quality materials from leading manufacturers.

Being a part of the Installed Building Products family of companies and also BPI certified, Gold Star Insulation offers knowledge, experience and resources that few companies can match.

Get in touch with us to learn more about our insulation services or if you’re ready to start your project—call us at 916-229-8445 or fill out the form on the right!  

Where should you insulate in your home? Check out our interactive infographic:

Products We Install
Energy Audits

Our team can help you save money with a home energy audit and air sealing services.


Our insulation team installs batt and blown-in fiberglass insulation.


Environmentally friendly and effective, cellulose works well in homes and buildings.

Spray Foam

Gold Star Insulation is a leading installer of spray foam insulation in the Sacramento area.

Radiant Barrier

An attic radiant barrier can help keep your home cooler and more comfortable.

Insulation Removal

Gold Star Insulation provides home insulation removal services.

Air Sealing

We are committed to saving you money by sealing your attic—which is the main source of air leaks in the home.

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