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  • Average homeowner rating star icon4.1
    Average homeowner rating
  • Verified reviews icon43
    Verified insulation services reviews

Verified Reviews for Insulation Service pros in Johannesburg, MI

*The Angi rating for Insulation Service companies in Johannesburg, 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 Johannesburg, 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 December 15, 2025

Find Insulation pros in Johannesburg

Avatar for W.M.G.B. Inc

W.M.G.B. Inc

4.81(
110
)

W.M.G.B. Inc

4.81(
110
)
Customers say: Quality work
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers

30 employees. Uses some subs for digging, everybody else is an employee of WMGB Inc. Cost is determined by the job. Financing is Available, Travel charges may apply. No service fee. May contact through e-mail. Additional phone numbers -Lansing area (517) 371-7023,Kalamazoo area (269) 385-5930, Muskegon area (231) 755-0826 and 800-766-0500 everywhere else. Additional contact name Julie Cowan

"Everything went extremely well and we are so pleased with the final result."

Diane F on May 2024

30 employees. Uses some subs for digging, everybody else is an employee of WMGB Inc. Cost is determined by the job. Financing is Available, Travel charges may apply. No service fee. May contact through e-mail. Additional phone numbers -Lansing area (517) 371-7023,Kalamazoo area (269) 385-5930, Muskegon area (231) 755-0826 and 800-766-0500 everywhere else. Additional contact name Julie Cowan

"Everything went extremely well and we are so pleased with the final result."

Diane F on May 2024

Avatar for B Dry System of Michigan Inc

B Dry System of Michigan Inc

4.70(
70
)

B Dry System of Michigan Inc

4.70(
70
)
Customers say: Quick response
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers

The B-Dry® System Wet Basement Waterproofing Process has been used in homes nationwide for over 50 years. Installed in over 300,000 homes and growing, it has been tried and tested in alleviating wet basement problems caused by a number of reasons. In 1986, it was even awarded a patent from the United States Government. Our basement waterproofing systems are warranted and designed to protect your home from problems caused by a high water table, heavy wet soil, cracks or seams in the floor and wall seepage. Serving Wayne, Oakland, Macomb, Livingston, Shiawassee, Genesee, Lapeer, St. Clair, Sanilac, Tuscola, Saginaw, Bay, Midland, and Isabella counties.

"It went very well"

Crystal H on May 2022

The B-Dry® System Wet Basement Waterproofing Process has been used in homes nationwide for over 50 years. Installed in over 300,000 homes and growing, it has been tried and tested in alleviating wet basement problems caused by a number of reasons. In 1986, it was even awarded a patent from the United States Government. Our basement waterproofing systems are warranted and designed to protect your home from problems caused by a high water table, heavy wet soil, cracks or seams in the floor and wall seepage. Serving Wayne, Oakland, Macomb, Livingston, Shiawassee, Genesee, Lapeer, St. Clair, Sanilac, Tuscola, Saginaw, Bay, Midland, and Isabella counties.

"It went very well"

Crystal H on May 2022

Avatar for Retrofoam of Michigan Inc

Retrofoam of Michigan Inc

4.34(
50
)

Retrofoam of Michigan Inc

4.34(
50
)
Customers say: Super punctual
25 years of experience

RetroFoam of Michigan is an insulation contractor specializing in residential injection and spray foam insulation, servicing homeowners across Michigan's lower peninsula. Our mission is to WOW homeowners with an unheard of contractor experience to achieve maximum comfort and energy efficiency through the means of environmentally friendly foam insulation. We also give our customers a life-time warranty on our products and labor.

"The team had such a lack of regard and care for my home and personal belongings, that I am actually extremely concerned about the parts of the job that I cannot see behind the walls and in the attic. The team did not clean, move, cover anything as promised by the sales team and advertised on the website. Many of my kids toys, wagons, strollers, and some tools were ruined. Some of the toys were thrown out and I spent hours cleaning and scrubbing my garage. The application of the foam itself was also a disaster. The foam leaked through the recessed cans and into the bathroom fans, since they were not appropriately covered. There was full material on my carpet in the bedrooms. The fans had to be replaced. The company did ultimately repair the drywall in the garage, but cannot replace the hours of work I personally had to do in cleaning up their mess, and fixing the light cans, bathroom fans, cleaning the carpet."

Ramy M on March 2023

RetroFoam of Michigan is an insulation contractor specializing in residential injection and spray foam insulation, servicing homeowners across Michigan's lower peninsula. Our mission is to WOW homeowners with an unheard of contractor experience to achieve maximum comfort and energy efficiency through the means of environmentally friendly foam insulation. We also give our customers a life-time warranty on our products and labor.

"The team had such a lack of regard and care for my home and personal belongings, that I am actually extremely concerned about the parts of the job that I cannot see behind the walls and in the attic. The team did not clean, move, cover anything as promised by the sales team and advertised on the website. Many of my kids toys, wagons, strollers, and some tools were ruined. Some of the toys were thrown out and I spent hours cleaning and scrubbing my garage. The application of the foam itself was also a disaster. The foam leaked through the recessed cans and into the bathroom fans, since they were not appropriately covered. There was full material on my carpet in the bedrooms. The fans had to be replaced. The company did ultimately repair the drywall in the garage, but cannot replace the hours of work I personally had to do in cleaning up their mess, and fixing the light cans, bathroom fans, cleaning the carpet."

Ramy M on March 2023

RJD Inc

4.83(
12
)

RJD Inc

4.83(
12
)
Customers say: True professional
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

We are a general contractor that can help you with almost anything you need built , remodeled, replaced or repaired for your residential home, cottage or business

"Was a pleasure to work with Rob and his crew. Super professional, knowledgeable, friendly. Although I am submitting this review 2 years late, I am still thrilled with how everything turned out. I've included before/during/after pics."

Dianne M on September 2018

We are a general contractor that can help you with almost anything you need built , remodeled, replaced or repaired for your residential home, cottage or business

"Was a pleasure to work with Rob and his crew. Super professional, knowledgeable, friendly. Although I am submitting this review 2 years late, I am still thrilled with how everything turned out. I've included before/during/after pics."

Dianne M on September 2018

Avatar for Lake State Roofing Inc

Lake State Roofing Inc

4.53(
17
)

Lake State Roofing Inc

4.53(
17
)
Customers say: Quick response
22 years of experience

We specialize in residential and commercial roofing and siding. We have roofed thousands of homes and buildings throughout the U.P. and Wisconsin since 2003. No matter what type of roof you request we will get it done. We can furnish several references upon request. Additional email - [email protected].

We specialize in residential and commercial roofing and siding. We have roofed thousands of homes and buildings throughout the U.P. and Wisconsin since 2003. No matter what type of roof you request we will get it done. We can furnish several references upon request. Additional email - [email protected].

Avatar for Harms Enterprises

Harms Enterprises

4.88(
8
)

Harms Enterprises

4.88(
8
)
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Most of our services are done by Harms Enterprises. We have a handful of Sub-contractors which we work very well with and have a very tight relationship with.

Most of our services are done by Harms Enterprises. We have a handful of Sub-contractors which we work very well with and have a very tight relationship with.

DW2 Drywall LLC

5.00(
6
)

DW2 Drywall LLC

5.00(
6
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Established in 1999. A full service drywall company. We provide our services to the entire central area of the state and all of northwestern Michigan. Fully licensed and insured. Free estimates

Established in 1999. A full service drywall company. We provide our services to the entire central area of the state and all of northwestern Michigan. Fully licensed and insured. Free estimates

Showing 1-10 of 49
Insulation questions, answered by experts

It’s best not to install a radiant barrier directly under insulation because it requires an air gap on at least one side to work properly. Instead, you should install the radiant barrier over your existing insulation to create an air space to reflect the radiant heat.

Ductwork insulation in the crawl space is a simple add-on if you are hiring someone to insulate the entire crawl space already. Separately, it is only a few hours of work. The investment is nothing compared to the return since uninsulated ducts can lose up to 30% of their heating and cooling efficiency.

Insulating under a concrete slab foundation is a great way to improve the energy efficiency of your home, but it isn't necessary for outdoor projects like driveways, patios, sidewalks, and walkways. If you’re pouring in cold weather, insulating under the slab can help prevent heat loss from the concrete, aiding in proper curing. Along with accelerants, this can be a good way to ensure strong concrete despite pouring in the cold.

Polyisocyanurate foam, or polyiso for short, has the highest R-value per square inch: 6.5 to 6.8. Polyiso is a rigid foam that comes with a reflective foil on both sides to serve as a radiant barrier. Given its high R-value, rigid foam is usually meant for foundations and basement walls.

The level of insulation is determined by both the material and the thickness of the door. Some garage door materials (such as wood) have natural insulating capabilities, while other materials (such as metal) do not. No matter the material, two-layer and three-layer garage doors have a higher R-value than single-layer garage doors, as insulation is fitted between the panels. 

The Johannesburg, MI homeowners’ guide to insulation services

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