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  • Average homeowner rating star icon4.1
    Average homeowner rating
  • Verified reviews icon18
    Verified insulation services reviews

Verified Reviews for Insulation Service pros in Saint Louis, MI

*The Angi rating for Insulation Service companies in Saint Louis, MI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

*The HomeAdvisor rating for Insulation Service companies in Saint Louis, MI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

Last update on August 31, 2026

Find Insulation pros in Saint Louis

Avatar for RetroFoam of Michigan Inc.
RetroFoam of Michigan Inc.
5.0(
286
)
Blown-In Insulation - Install or UpgradeSpray Foam Insulation - InstallInjection Insulation - Install

Serving Saint Louis, MI and surrounding areas

Approved

Super Service Award Winner

In business since 2022

Free estimates

Warranties offered

"Crew 7 insulated my entire home in record time and impeccable detail."
Spray Foam Insulation
Installing RetroFoam with Siding
Installing RetroFoam with Brick Exterior
RetroFoam Insulation
Response time20 mins
Response rate100%
174 neighbors recently requested a quote
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Avatar for USA Insulation of Mid Michigan
USA Insulation of Mid Michigan
4.0(
120
)
Blown-In Insulation - Install or UpgradeSpray Foam Insulation - InstallInjection Insulation - Install+1 more

Serving Saint Louis, MI and surrounding areas

Approved

In business since 1977

Free estimates

Warranties offered

"They did a great job. Arrived, went into teams, and worked without a break to complete our insulation job. I would totally recommend them!"
Our Work
Our Work
Our Work
Our Work
Attic insulation

+6

Response time7 hrs
Response rate92%
30 neighbors recently requested a quote
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Avatar for Gutter Helmet of Michigan
Gutter Helmet of Michigan
3.9(
16
)
Blown-In Insulation - Install or Upgrade

Serving Saint Louis, MI and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"We are extremely with the workmanship Infinity Home Improvement showed. Excellent response time. Spectacular customer service. We highly recommend"
The final look of the completed deck restoration
The completed look of one of the wood decks
The final outstanding look of the entry deck and expanded enclosed, private deck
The new replacement deck has been completed
The final outcome of the newly rebuilt deck using composite materials

+336

Response time12 hrs
Response rate100%
86 neighbors recently requested a quote
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Avatar for Infinity Home Improvement, Inc.
Infinity Home Improvement, Inc.
2.5(
703
)
Blown-In Insulation - Install or Upgrade

Serving Saint Louis, MI and surrounding areas

Approved

In business since 2000

Free estimates

Credit card accepted

"Work was great. Eltina stopped by for an inspection . I'm happy overall"
New Vinyl Siding
4 Season Sunroom
4 Season Sunroom
Response time12 hrs
Response rate98%
358 neighbors recently requested a quote
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Avatar for Handrichs contracting llc
Handrichs contracting llc
New to Angi
Spray Foam Insulation - Install

Serving Saint Louis, MI and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

“Handrichs Contracting LLC, led by Joshuwa Handrich, is a licensed and insured residential builder specializing in new custom home construction, full general remodels, concrete work, drywall, roofing, spray foam insulation, and professional gutter installation. With a strong commitment to quality craftsmanship, transparent pricing, and timely project completion, we deliver durable, energy-efficient results that enhance homes throughout Michigan. We prioritize clean job sites, clear communication, and complete customer satisfaction—contact us to bring your vision to life.”

Custom Barndo build
Custom Barndo build
Custom Barndo build
Custom Barndo build
Custom Barndo build

+3

1 neighbors recently requested a quote
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Avatar for ASAP Insulators, Inc.
ASAP Insulators, Inc.
4.4(
20
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeInjection Insulation - Install

Serving Saint Louis, MI and surrounding areas

In business since 2019

Free estimates

"It was the coldest day of the year so far and they still showed up and did the job which was all outside."
Before
Before
After
After
Response time11 hrs
Response rate93%
Recommended by94%of homeowners
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Avatar for Koala Insulation of Mid-Michigan
Koala Insulation of Mid-Michigan
5.0(
5
)
Blown-In Insulation - Install or UpgradeSpray Foam Insulation - InstallBatt, Rolled or Reflective Insulation - Install or Upgrade

Serving Saint Louis, MI and surrounding areas

In business since 2021

Free estimates

Warranties offered

Make your Saginaw home more comfortable while lowering energy costs with proper insulation installation. We deliver excellent insulation materials and expert workmanship to boost your property's efficiency with Koala Insulation of Mid-Michigan.\n\nThere’s no substitute for experience. That’s why Saginaw homeowners rely on our comprehensive insulation services. Our trained insulation professionals conduct a detailed assessment of your home’s energy environment and provide expert recommendations. Koala Insulation of Mid-Michigan offers a range of insulation solutions.\n\n

Gallery
Gallery
Gallery
Gallery
48 neighbors recently requested a quote
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Avatar for Hadaway Family Foam
Hadaway Family Foam
5.0(
5
)
Spray Foam Insulation - Install

Serving Saint Louis, MI and surrounding areas

In business since 2025

Free estimates

We are a locally owned and operated company that values honesty and integrity, and treats your project as if it were our own. We offer a variety of services that are customization to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships, and guarantee your satisfaction!

Pole barn Roof
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R Factor Foam, LLC
4.7(
3
)
Blown-In Insulation - Install or UpgradeInjection Insulation - InstallSpray Foam Insulation - Install

Serving Saint Louis, MI and surrounding areas

In business since 2000

Free estimates

Offers commercial services

R Factor Foam LLC has over 30 years of experience in the industry! Our professional installers can fulfill any insulation needs you have. Owner Jeff takes takes pride in professionalism and superior customer service. Give us a call today for a free quote!

Response time1 day
Recommended by100%of homeowners
Request Quote
Avatar for Homick and Son's, LLC
Homick and Son's, LLC
2.8(
9
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeInjection Insulation - Install+1 more

Serving Saint Louis, MI and surrounding areas

In business since 2006

Free estimates

Emergency services offered

"Put baffles in attic and insulation, did ok job. I would have rated higher but they blew 2 or 3 bags of insulation over the garage which does not need any, otherwise not bad.."
Response time2 days
Response rate97%
Recommended by50%of homeowners
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Showing 1-10 of 19
Insulation questions, answered by experts

The primary downside of radiant barriers is their limited effectiveness in cold climates. They are designed to reflect radiant heat, making them less beneficial in cooler conditions where heat retention is more important. 

Radiant barriers require proper installation to maximize effectiveness. Incorrect placement can lead to minimal benefits. They also do not provide insulation, meaning they should be used in conjunction with traditional insulation for optimal energy efficiency. 

Yes, guiding choices between open-cell and closed-cell foams based on needs.

Spreading tin foil over your windows works similarly to radiant barrier insulation, but not as well. It will reflect some of the sunlight that would otherwise come through the glass and warm up the inside of your home, so it might help a little to keep your home cool in the summer. However, the appearance isn’t preferable to blinds or drapes that can offer the same benefits. You might also consider tinting your windows instead, which is a more aesthetically pleasing change that can still block a good portion of the solar heat coming through your windows.

Depending on where you live and the conditions of your basement, you may not need to insulate your basement. Your best bet is to talk to a basement remodeling company to find out what they recommend doing.

Insulating your basement can help improve your home's energy efficiency, but it will also increase the cost of your basement remodel project. The average cost of installing basement insulation is $2,400.

You should not use spray foam insulation in several specific areas. Avoid applying it in spaces exposed to high temperatures, such as near electrical boxes or recessed lighting, unless the foam is specifically rated for such use. Applying foam near electrical boxes can damage the wiring, and using it too close to lightboxes or recessed lights creates a potential fire hazard. Additionally, do not use spray foam in areas prone to shifting or movement, as this can lead to cracks and gaps in the insulation. Finally, open-cell foam is unsuitable for use below ground or in areas exposed to moisture because it can absorb water, which compromises its insulating effectiveness.

The Saint Louis, MI homeowners’ guide to insulation services

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