
Get matched with top insulation pros in Duncan, SC
There are 11 highly-rated local insulation pros.
Need a pro for your insulation service project in Duncan, SC?
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Verified Reviews for Insulation Service pros in Duncan, SC
*The Angi rating for Insulation Service companies in Duncan, SC 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 Duncan, SC 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 October 24, 2025
Find Insulation pros in Duncan

Matias Insulation Services LLC.
Matias Insulation Services LLC.
Our mission is to be a provider that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. Call or message us to schedule an estimate today!
"Matias and his crew were excellent! They blew new insulation in my attic for me, and I am thrilled with the result. They ran into an issue accessing part of my attic, but thanks to their creative problem-solving, they worked around it and were able to get insulation throughout the whole attic. They truly went above and beyond, and I would recommend them to anyone who needs insulation work done."
Nick M on October 2024
Our mission is to be a provider that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. Call or message us to schedule an estimate today!
"Matias and his crew were excellent! They blew new insulation in my attic for me, and I am thrilled with the result. They ran into an issue accessing part of my attic, but thanks to their creative problem-solving, they worked around it and were able to get insulation throughout the whole attic. They truly went above and beyond, and I would recommend them to anyone who needs insulation work done."
Nick M on October 2024

Home Genius Exteriors
Home Genius Exteriors
Elevate your home with Home Genius Exteriors, setting the standard in Charlotte by offering full-service solutions for roofing, siding, windows, doors, gutters and insulation. We support our veterans and communities by supporting local and national charitable organizations through our Home Genius Cares initiative. With an Owens Corning® Platinum Preferred designation, we also offer flexible payment options, industry leading warranties and a wide range of premium products tailored for your home. It’s time for a different experience, entrust your next home project to a genius and schedule your free inspection today!
"They were absolutely amazing.From start to finish."
Cornelius C on March 2025
Elevate your home with Home Genius Exteriors, setting the standard in Charlotte by offering full-service solutions for roofing, siding, windows, doors, gutters and insulation. We support our veterans and communities by supporting local and national charitable organizations through our Home Genius Cares initiative. With an Owens Corning® Platinum Preferred designation, we also offer flexible payment options, industry leading warranties and a wide range of premium products tailored for your home. It’s time for a different experience, entrust your next home project to a genius and schedule your free inspection today!
"They were absolutely amazing.From start to finish."
Cornelius C on March 2025

Saunders Insulation
Saunders Insulation
Let us help you update your blown-in attic insulation and save an average of 15% on your energy costs. We are experienced insulation technicians looking to do a great job for a fair price.
Let us help you update your blown-in attic insulation and save an average of 15% on your energy costs. We are experienced insulation technicians looking to do a great job for a fair price.
polymatheshvacducts
polymatheshvacducts
We work on Hvac systems, we clean air ducts, dryer vents, crawl space encapsulation, attic insulation, minor HVAC repairs. Chimney repairs and sweeps
We work on Hvac systems, we clean air ducts, dryer vents, crawl space encapsulation, attic insulation, minor HVAC repairs. Chimney repairs and sweeps
Foam Improvement
Foam Improvement
Foam Improvement is a full-service Home Insulation Contractor & Concrete Lifting/Leveling Contractor in South Carolina. We provide Spray Foam Insulation, and Concrete Lifting services in South Carolina. We are a family-owned and operated business servicing South Carolina.
Foam Improvement is a full-service Home Insulation Contractor & Concrete Lifting/Leveling Contractor in South Carolina. We provide Spray Foam Insulation, and Concrete Lifting services in South Carolina. We are a family-owned and operated business servicing South Carolina.

AG Construction
AG Construction
We specialize in residential framing and renovations. We do a mix of everything from framing, siding, flooring, windows and door installation to decks, trim installation, kitchens, bathrooms and paint. We strive to put safety, quality and customer satisfaction first! We are a growing company that started out small.
We specialize in residential framing and renovations. We do a mix of everything from framing, siding, flooring, windows and door installation to decks, trim installation, kitchens, bathrooms and paint. We strive to put safety, quality and customer satisfaction first! We are a growing company that started out small.

Alpha Spray Foam Insulation LLC
Alpha Spray Foam Insulation LLC
Alpha Spray Foam Insulation LLC is a locally owned and operated company that provides high-quality insulation solutions for residential and commercial customers. Whether you need to insulate your attic, crawl space, walls, or roof, we have the expertise and experience to handle any project. We use only the best materials and equipment, such as spray foam, blown-in, batt, and reflective insulation, to ensure optimal energy efficiency and comfort for your home or business. We also offer estimates, competitive pricing, and excellent customer service. Contact Alpha Spray Foam Insulation LLC today to find out how we can help you save money and improve your indoor environment with our insulation services.
"Showed up on time. Very clean and professional. I definitely recommend these guys for your spray foam job."
Brannen C on March 2024
Alpha Spray Foam Insulation LLC is a locally owned and operated company that provides high-quality insulation solutions for residential and commercial customers. Whether you need to insulate your attic, crawl space, walls, or roof, we have the expertise and experience to handle any project. We use only the best materials and equipment, such as spray foam, blown-in, batt, and reflective insulation, to ensure optimal energy efficiency and comfort for your home or business. We also offer estimates, competitive pricing, and excellent customer service. Contact Alpha Spray Foam Insulation LLC today to find out how we can help you save money and improve your indoor environment with our insulation services.
"Showed up on time. Very clean and professional. I definitely recommend these guys for your spray foam job."
Brannen C on March 2024
Apex Insulation
Apex Insulation
Attic insulation Exclusion/wildlife services Encapsulation Atmox Vapor barrier Fungus treatment Many other related services
Attic insulation Exclusion/wildlife services Encapsulation Atmox Vapor barrier Fungus treatment Many other related services

Spray Foam Genie GSP
Spray Foam Genie GSP
Spray Foam Genie GSP is committed to helping homeowners optimize temperature and save on energy costs! WE INSTALL ALL FORMS OF INSULATION ranging from blown-in and batt to spray foam, of course! Benefit from our spray foam insulation system powered by our exclusive partnership with RHINO LININGS, which offers exceptional energy efficiency, cost savings, mold and mildew prevention, structural resilience where applied, and more! Furthermore, our proprietary 3rd-party certification measures your spray foam application for optimal long-term durability and performance. Finally, experience our outstanding reputation for reliability and customer satisfaction. Contact us now for a FREE estimate!
"Had a great experience with spray foam genie. All communication was great and they were on time for the estimating and the actual job. They went above and beyond to make sure I was happy and made sure to clean up everything afterwards. Will use them again in the future."
Stephen S on March 2024
Spray Foam Genie GSP is committed to helping homeowners optimize temperature and save on energy costs! WE INSTALL ALL FORMS OF INSULATION ranging from blown-in and batt to spray foam, of course! Benefit from our spray foam insulation system powered by our exclusive partnership with RHINO LININGS, which offers exceptional energy efficiency, cost savings, mold and mildew prevention, structural resilience where applied, and more! Furthermore, our proprietary 3rd-party certification measures your spray foam application for optimal long-term durability and performance. Finally, experience our outstanding reputation for reliability and customer satisfaction. Contact us now for a FREE estimate!
"Had a great experience with spray foam genie. All communication was great and they were on time for the estimating and the actual job. They went above and beyond to make sure I was happy and made sure to clean up everything afterwards. Will use them again in the future."
Stephen S on March 2024
The Duncan, SC homeowners’ guide to insulation services
From average costs to expert advice, get all the answers you need to get your job done.

New insulation can make your home more comfortable and boost energy efficiency. Use this insulation cost guide to get an accurate estimate for the installation.
•Discover roof insulation costs, including average prices, key cost factors, and expert tips to help you budget and save on your next project.

Learn the key factors that influence the cost of renting a blown-in insulation machine.

There are 10 types of insulation you can use for your home. Read this guide to discover which insulation types could be best for the job.

It’s important to know when to use R13 versus R15 insulation to maximize temperature control and energy savings. Learn more about each of these popular insulation options.

Insulating your walls requires the right insulation and installation method. Keep reading to learn how to insulate a wall without removing the drywall.
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