The Top 24 Roof Insulation Manufacturers

Last updated on September 18, 2023

Choosing the right roof insulation manufacturer can make all the difference in creating a safe, comfortable environment for your home or business.

Roof insulation is a critical component of any building in today’s world where sustainability and energy efficiency are top priorities. The right roof insulation can save homeowners and businesses a considerable amount of money on their energy bills by reducing the need for heating or cooling systems.

With so many options available from various manufacturers, it can be challenging to know which one to choose that will meet your specific needs. In this blog post, we’ll explore some of the industry’s leading manufacturers, the benefits they offer, and what sets them apart from one another.

So whether you’re planning new construction or looking to upgrade your existing property’s roof insulation, keep reading to learn more about these top companies and how they can help improve your building’s performance while saving you money in the process!

Owens Corning

Owens Corning roof insulation manufacturer

Contact phone: (800) 438-7465

Services provided:

  • Roofing
  • Insulation
  • Commercial & Institutional Insulation
  • Industrial & Mechanical Insulation
  • Composites

This is an established and reputable company that specializes in roofing, insulation, composites, and other related products for commercial and industrial use. The company has a strong leadership team that ensures the highest quality standards are met while delivering innovative solutions to meet customer needs.

They have a range of new products that provide effective insulation solutions at competitive prices.

Johns Manville

Johns Manville roof insulation manufacturer

Facebook page: Facebook

Services provided:

  • Roofing Systems
  • Engineered Products
  • Insulation Systems
  • Diversity & Inclusion
  • Community involvement

Johns Manville is a roofing insulation manufacturer with a rich history of innovation. Their commitment to engineered products and insulation systems is clear through the advanced technology they use to deliver quality roofing solutions.

Holcim Elevate

Holcim Elevate roof insulation manufacturer

Contact phone: (800) 428-4442

Facebook page: Facebook

Services provided:

  • Offers commercial roof insulation solutions
  • Provides different types of commercial roof insulation, including polyiso
  • Ensures proper insulation to manage a building’s energy consumption and protect its roof and structural integrity
  • Delivers high thermal performance per inch of common low slope roof insulations
  • Uses EPA-approved blowing agents and qualifies under the Federal Procurement Regulation for Recycled Material.

Elevate is a reliable commercial roof insulation manufacturer that offers a variety of types to meet your building’s energy consumption needs. Their products work incredibly well, protecting the structure and roof integrity while simultaneously reducing overall energy costs.

They use Polyisocyanurate thermal insulation as their optimal insulation solution for low slope roofs which works as both an insulator and acts as thermal barriers.


ROCKWOOL roof insulation manufacturer

Contact phone: (202) 010-2421

Facebook page: Facebook

Services provided:

  • Supplying insulation products for flat or pitched roof applications
  • Providing insulation for attic spaces
  • Offering effective and durable roof insulation for residential and commercial properties
  • Increasing energy efficiency of buildings to reduce bills and operational costs
  • Providing premium stone wool insulation products with fire-resistant and acoustic properties.

ROCKWOOL is a top-tier manufacturer of roof insulation products designed to maximize the energy efficiency, safety, and comfort of residential and commercial properties. They offer an extensive range of insulation solutions for flat or pitched roofs, as well as attic insulation.

These premium stone wool products prevent heat loss during colder months while keeping air conditioning expenses low in hot weather.

Hunter Panels


Facebook page: Facebook

Services provided:

  • Roofing and wall insulation products
  • Sales representatives by state for roofing and Xci wall products
  • Personnel directory and company history
  • Technical hotline for general inquiries
  • Polyiso roofing products and where to buy them

Hunter Panels is a leading innovator in the production of polyiso insulation products for roofs and walls. Founded over 20 years ago, this company has become known for providing high-quality solutions that are extremely effective in increasing energy efficiency while also maintaining excellent thermal performance.

Hunter Panels serves customers across the United States and beyond from its Maine-based headquarters.


CertainTeed roof insulation manufacturer

Contact phone: (800) 233-8990

Facebook page: Facebook

Services provided:

  • Offers InsulPure™ Fiberglass Insulation made of high recycled and renewable content
  • Provides a complete line of insulation products that work together to ensure Complete Comfort
  • Helps create a more comfortable living space by controlling thermal performance, air tightness, moisture management, and acoustics
  • Offers products that help save on energy bills
  • Provides insulation that helps block disturbing noise

CertainTeed is a reputable insulation manufacturer that offers exceptional products designed to create complete home comfort. Their InsulPure™ Fiberglass insulation, which utilizes advanced fiberglass technology comprising high recycled and renewable content, is aimed at providing customers with a new and improved product that benefits the entire installation process.

Atlas Roofing Insulation

Atlas Roofing Insulation roof insulation manufacturer

Facebook page: Facebook

Services provided:

  • Polyiso roof insulation products
  • Engineered roof ventilation solutions
  • Inorganic fire retardant underlayment
  • Non-halogenated products
  • Certified drainage program for tapered services

Atlas RWI is a highly respected manufacturer of roof insulation products, that truly stands out in the crowded market. They stand for quality, sustainability, and energy-efficiency which are all crucial components when it comes to construction materials.


Insulfoam roof insulation manufacturer

Facebook page: Facebook

Services provided:

  • Widest range of faced, laminated and standard high-performance EPS insulation products
  • Trusted value with more than 60 years of proven performance nation-wide
  • Significant material savings over other roofing rigid insulation products
  • Enormous range of products to meet virtually any project need
  • Available 100% R-Value warranty, while most other manufacturers only offer an 80% R-Value warranty or less.

Insulfoam is a well-established roofing company, offering high-performance EPS insulation products to meet all new and re-roofing needs. With over 60 years of proven performance nationwide, Insulfoam has built a reputation as a trusted and reliable manufacturer.


IKO roof insulation manufacturer

Facebook page: Facebook

Services provided:

  • Residential roofing solutions
  • Insulation solutions
  • Waterproofing solutions
  • State-of-the-art technology and manufacturing
  • Vertical integration

IKO is a world-renowned manufacturer that provides roofing, insulation and waterproofing solutions to customers worldwide. With its commitment to investing in technology and state-of-the-art manufacturing facilities, the company takes everything to new levels in terms of product quality and customer satisfaction.



Services provided:

  • Provides building envelopes with superior insulating protection
  • Offers insulation products with high R-value per inch
  • Reduces construction time and saves labor and materials
  • Reduces carbon footprint
  • Offers insulation solutions for commercial, residential, and specialty applications

Polyiso Insulation is a company that provides top-of-the-line roof insulation solutions for commercial, residential and specialty markets. The company offers an innovative one-step continuous insulation air & water-resistive barrier, reducing construction time and saving labour and materials.

Drew Foam Industries


Contact phone: (870) 367-6245

Services provided:

  • Provides EPS roof insulation for new installation and remodeling projects
  • Offers insulation for virtually all commercial roofing systems
  • Ensures EPS is installed correctly for maximum success
  • Maintains numerous listings at major code approval agencies and testing organizations in North America
  • Meets ASTM and CAN/ULC standards for rigid, cellular polystyrene thermal insulation

This company is a well-established manufacturer of high-quality, expanded polystyrene (EPS) roof insulation. With over 35 years of experience in the industry, they specialize in providing new installations and remodeling projects with versatile roofing insulation solutions that can be seamlessly incorporated into virtually any commercial roofing system.

The closed-cell structure of this foam plastic provides a lightweight yet durable insulation option for buildings.

Insulation Corporation of America (ICA)

Insulation Corporation of America (ICA) roof insulation manufacturer

Facebook page: Facebook

Services provided:

  • EPS solutions for roofing insulation
  • Customizable EPS foam products to meet customer needs
  • Fanfold EPS foam roofing insulation solution for commercial and residential roofing projects
  • Laminated with an asphalt-based adhesive for waterproofing and fire resistance
  • Lightweight product that provides significant labor savings during installation compared to other high-density board options.

The Insulation Company of America offers an affordable and customizable solution for proper roofing insulation with their Expanded Polystyrene (EPS) foam products. Their EPS foam has a high R-value per inch, making it an effective choice to reduce heat loss during winter and keep heat out during summer.

Benchmark Foam


Contact phone: (605) 886-8084

Services provided:

  • Offering 100% Recycled Thermo-Snap 360
  • EPS insulation solves cold waterslide woes
  • Foam-In-Place protective packaging now available from Benchmark Foam
  • Stronghold ICF hits construction market
  • Signature Polyurea Coating Offers Extended Service Life for Shooting Bench

Benchmark Foam is a leading manufacturer of high-quality roof insulation products. With a wide range of innovative and environmentally friendly solutions, this company has established itself as a reliable partner in the construction and building industry.


Isotherm roof insulation manufacturer

Services provided:

  • Manufactures eco-friendly insulation products
  • Provides insulation for roofs, walls, geysers, and hot water pipes
  • Uses recycled PET bottles to make thermally-bonded polyester insulation
  • Offers ISOTHERM Thermal Insulation
  • Helps save electricity and the environment

This roof insulation manufacturer is an environmentally conscious company that produces eco-friendly products for roofs, walls, geysers and hot water pipes. They use recycled PET bottles to create their thermally-bonded polyester insulation which is non-toxic and safe for people and the environment.

Their flagship product is ISOTHERM Thermal Insulation which provides significant energy savings by keeping homes cool in summer and warm in winter.

Sika Sarnafil


Contact phone: (201) 933-8800

Facebook page: Facebook

Services provided:

  • Insulation and roof board products for temperature control and durability
  • Rigid expanded polystyrene insulation board (Sarnatherm® EPS)
  • Rigid closed cell polyisocyanurate insulation board (Sarnatherm® ISO)
  • Rigid extruded polystyrene insulation board (Sarnatherm® XPS)
  • High-density polyisocyanurate roof board (Sarnatherm® Roof Board A-III and H)

Sika Sarnafil is a leading manufacturer of roof insulation products that guarantee temperature control and durability. The company offers a wide range of top-notch insulation and roof board products designed to meet any project’s specific needs.

Atlas Molded Products


Facebook page: Facebook

Services provided:

  • Building solutions
  • OEM components
  • Packaging products
  • Manufacturing capabilities
  • Service-oriented approach


Siplast roof insulation manufacturer

Contact phone: (800) 922-8800

Services provided:

  • Complete roofing and waterproofing solutions
  • Paradiene 20/30 SBS-Modified Bitumen system
  • Parapro 123 PMMA Flashing for difficult flashing applications
  • Parasolo PVC synthetic membrane system
  • Teranap SBS-Modified Bitumen Waterproofing for plaza deck and vegetated roof systems

This roofing insulation manufacturer boasts a comprehensive range of roofing and waterproofing solutions that cater to different needs. Their website clearly lists their featured systems, outlining each system’s unique benefits and features.

One of their standout products is the Paradiene 20/30 SBS-Modified Bitumen, which is highly flexible and lightweight while retaining elasticity through exposure to various weather elements.


Fibertite roof insulation manufacturer

Contact phone: (684) 522-9949

Facebook page: Facebook

Services provided:

  • Membrane roofing systems
  • Commercial roof insulation
  • Fasteners
  • Vapor barriers
  • Installation services

This roofing insulation manufacturer is an expert in commercial roof insulation. They emphasize the importance of proper insulation installation as a way to reduce energy costs and extend the life of roofs.

Knauf Insulation


Contact phone: (446) 250-8068

Services provided:

  • Widest range of insulation products and solutions
  • Building solutions
  • OEM solutions
  • Technical solutions
  • Green solutions

Knauf Insulation is a leading global manufacturer of insulation products and solutions, with manufacturing sites in 15 countries and a presence in over 40. The company’s commitment to sustainability is at the core of everything it does, helping to create buildings that stand up to new and different challenges.

With the broadest range of products and solutions in the industry, Knauf Insulation offers options for every application. From OEM solutions to green options, its offerings span glass and rock mineral wool, blowing wool, wood wool, energy efficiency solutions, and products designed for fire safety and acoustics.

Plymouth Foam Inc.


Contact phone: (920) 889-0021

Services provided:

  • Roofing insulation products including high R-value flute fillers, metal deck direct, tapered sloped roof insulation, retrodeck metal roof insulation, standing seam & corrugated roof insulation, and green roofs
  • Foundation insulation products including drainage board
  • Geofoam products including infill and green roofs
  • Value engineering services for roofing, foundation, in-floor heat, and thermal barrier
  • Educational resources and product downloads including brochures and specifications for various products

This company specializes in manufacturing high-quality roof insulation products. They offer a wide range of roofing insulation solutions that cater to the varying needs of their customers.

Straight Edge Roofing, Inc.

Straight Edge Roofing, Inc. roof insulation manufacturer

Contact phone: (337) 460-0819

Facebook page: Facebook

Services provided:

  • Commercial Roofing
  • Polyurethane Foam Roofing
  • Metal Roof Restoration
  • TPO/ Single Ply Roofing
  • Elastomeric Roof Coatings

Modesto Insulation is a highly reputable insulation company that has been providing top-quality insulation installation services since 2004. They are known for their exceptional expertise in the field and have been dedicated to providing reliable solutions to homeowners and commercial property owners throughout the Modesto area.

Low-E Reflective Insulation

Low-E Reflective Insulation roof insulation manufacturer

Facebook page: Facebook

Services provided:

  • Lowering energy costs
  • Maximizing energy efficiency
  • Improving home comfort
  • Manufacturing high-quality reflective insulation products
  • Providing innovative insulation solutions for professionals and homeowners

Low-E Reflective Insulation is the leading manufacturer of high-quality reflective insulation products that are designed to maximize the energy efficiency of your home or building. With a commitment to innovation and sustainability, this company offers a range of insulated materials that can help you lower your energy costs, improve your comfort and protect the environment at the same time.

Butler Manufacturing


Contact phone: (812) 311-7612

Facebook page: Facebook

Services provided:

  • State-of-the-art insulated liner system compatible with all Butler® roof systems
  • Superior energy efficiency with effective R-value as high as 38.7 or U-factor as low as 0.026
  • Durable and easy to clean and maintain liner panel with attractive interior available in a variety of colors and gauges
  • Fast and easy deck and substructural installation with self-drilling screws
  • Enhanced acoustic characteristics to reduce interior noise transmission and eliminate the need for structural bracing

If you’re in the market for highly-efficient roof insulation, look no further than ThermaLiner™. This cutting-edge insulation system is designed to fit seamlessly with all Butler® roofs, providing superior energy efficiency and a professional interior finish.

With an impressive R-value of up to 38.7 and U-factor as low as 0.026, ThermaLiner™ provides outstanding thermal insulation to any property seeking to reduce their energy consumption and costs. Its durable liner panel is easy to maintain and clean while offering attractive finishes in various colors and gauges.


Gradient roof insulation manufacturer

Services provided:

  • Simplify your project
  • Save time
  • Save on budget
  • Easier installation
  • Best fit

Gradient is a trusted and reliable roof insulation solutions manufacturer specializing in creating bespoke, single-layer designs for various roofing applications. The company excels in providing cost-effective, high-performance products tailored to meet individual customer requirements.