High Contrast Mode:

a family playing in their living room

The Best 
St. Louis Insulation Company

Reinsulate Your Home in St. Louis 
with USA Insulation™

Insulation Services in St. Louis

Insulating your home is important for a number of reasons. From keeping your house at the proper temperature, to saving money on energy bills, properly insulated homes make a difference! If your home isn't insulated, or the insulation is old, give USA Insulation of St. Louis a call!

injection foam over fiberglass insulation

SPRAY FOAM INSULATION
In St. Louis, MO

Are you looking to improve the comfort and energy efficiency of your home? Look no further than USA Insulation in St. Louis. Our spray foam insulation is a top-of-the-line solution that can help keep your home at a comfortable temperature year-round while reducing your energy bills.

With our professional installation team, you can trust that your home will be properly insulated for maximum effectiveness.

spray in foam being installed in st louis

Blown-in Foam Insulation
In St. Louis

With blown-in foam insulation in St. Louis, you can prevent heat loss in the winter and keep your home cool in the summer, ultimately saving you money on energy bills. By addressing these issues, you can also prevent the formation of ice dams, icicles, and mold growth, which can pose health and safety risks to your family and property.

Investing in proper attic insulation is a smart financial decision and a necessary step in maintaining a healthy and comfortable living environment.

blown in foam being installed in st. louis

Quality Insulation Products, 
Improved Comfort.

When you want insulation that protects you from the heat in the summer and cold in the winter, USA Insulation of St. Louis has you covered. Our superior quality insulation products provide maximum energy efficiency, are safe for you and the environment, and are some of the most effective sound insulators on the market. Our insulation technicians are on a mission to improve comfort, energy efficiency, and savings for business and homeowners throughout the area. Backed by over 38 years of service in the insulation industry, USA Insulation is a name you can trust.

insulation comparison
a man placing a hose in a wall

Injection Wall Foam

Used on both exterior walls and interior walls, USA Premium Injection Foam is second to none. It is injected into wall spaces with a fast application process, filling cracks and crevices that most other insulation products can't. The insulation fills spaces behind electrical and phone wires, pipes, electrical outlets, and other areas for maximum efficiency.

a man installing insulation in an attic

Blown-In Attic Insulation

When your attic is not properly insulated and ventilated, you can lose conditioned air quickly, making your home more difficult - and more expensive - to keep comfortable during the winter as well as the summer. In addition to letting heat escape during the cold winter months, a poorly insulated attic is a major contributing factor in the formation of ice dams, icicles, and mold growth, which can be both a health and safety hazard for your family and your property.

a man working in an attic

Air Sealing

Our highly skilled, trained, and experienced energy and insulation experts can come to your home to conduct our "Search and Seal" procedure. This process finds and targets the leaks that are hurting your home's energy efficiency, and seals them off for energy use reduction!

a wooden wall cavity

Spray Foam

Spray polyurethane foam (SPF) is an innovative foam plastic substance that is sprayed onto an open surface in paint-like form and then expands to create an insulating barrier against wind and outside temperatures. Once the insulation sets, it expands to create an insulation barrier against extreme temperatures and moisture.

*This is a representation only and may not be exact.

Captain Comfort

Let us test your home's energy efficiency for free.

Request a free insulation inspection & estimate today.

Why do you need to 
re-insulate your home or business?

Lower Energy Bills

Lower Energy Bills

It has been shown that installing USA Premium Foam Insulation in your walls results in savings on your energy bills!

A Healthier Home

A Healthier Home

Protecting your home with USA Insulation will lower your energy consumption and reduce carbon dioxide and other greenhouse gas emissions.

Live Comfortably

Live Comfortably

Increasing insulation reduces the heat exchange, maintaining a more consistent level of comfort throughout your home year-round!

10%

Energy Loss Through Windows

25%

Energy Loss Through Attic

35%

Energy Loss Through Walls

*15% of energy is lost through the basement & floor

Your Walls Waste More Energy Than You Think

If your home was built before 1980, that automatically makes you one of the 77 million Americans whose homes are insufficiently insulated, if they are insulated at all. Prior to 1980, there were no building codes for insulation minimums.

Latest
Promotions

Free Attic

With whole home insulation.

Does not include spray foam. May not be combined with other offers.
a person holding a clipboard
a man wearing gloves
a man using a drill
a man holding a hose
a close-up of some meat
a man holding a plug
a man and a woman looking at a clipboard

Our
Proven Process

Pre-Installation Walkthrough

On installation day, we'll start by walking through the interior and around the exterior of your home together, explaining our process and what to expect.

Remove Siding

For homes with side paneling, we remove them on each section of wall.

Drill Holes

Next, we drill small holes between each wall stud along the side of the home. For homes with brick, we'll drill holes in the mortar to access the wall.

Inject Foam

After drilling holes, we then insert a tube through the holes into the wall cavity and begin to pump in our USA Premium Foam Insulation.

Fill Wall Cavities

We fill the wall cavity with the injection foam and it squeezes between gaps and crevices, forming an effective barrier. The insulation product hardens within minutes!

Plug Holes & Reinstall Siding

After insulating, we plug each hole, or cover with matching mortar, and return the siding to the home with no visible difference. It'll look like we were never there.

Post-Installation Walkthrough

We'll walk back through the interior and around the exterior with you, showing you exactly what we did and ensure that the finished product and clean-up meet your satisfaction.

Some Thoughts From Our
Awesome Customers

For years my wife and I believed the problems we were experiencing (noise and air draft) were windows related. Not true! It was poor insulation. Long story short, we called USA Insulation. From...

- bobbyd1946

The crew that put in our insulation went above and beyond! They were polite and hard working. They did an excellent job and cleaned up everything. I have a stucco finish with small rocks embedded...

- michael garrett

I used USA foam insulation for their injection wall foam and to top off the blown in fiberglass in my attic. The estimate visit was thorough, but a little bit gimmicky with a product demonstration...

- Christopher Bauer

USA Insulations crew were great to work with. From the first inquiry to the end of the job, every person we encountered was courteous, knowledgeable, professional, personable, & worked in Safe...

- Diana Warhoover

The crew was SO very helpful! The process was not noisy or disruptive at all. Everyone was kind and informative. I already feel a difference in my home after just a few days. THANK YOU!

- Alexis Borkowski

Thank you for your service. They did a very professional job and when job was completed the cleanup was completely awesome. The information and letting us know what and how it was going to be done...

- Kevin Cook

Attic and Wall Insulation -- My husband and I both agree that this has been the best home improvement we have made in the 32 years we've lived in this house. There are so many positives: The...

- Magi H

Can definitely say id recommend this to anybody. My furnace runs less and i havent noticed any drafts in the house like before. Havent recieved my first energy bill yet but im sure this will pay...

- Brandon Fuehne

All the workers were friendly and would answer any questions that I had. They performed there work efficiently and accurately. After cleanup you wouldn't have known they had even been here. If I...

- Charles Hoercher

I was skeptical at first that adding insulation in my walls would be worth doing, but it absolutely was worth it. After one day we can already tell a huge difference with sound reduction and our...

- Rachel Sage

USA Insulation of St. Louis proudly serves the following locations

Find My Local USA Insulation