Commercial Roofing Systems and Solutions
Whether it's TPO, liquid-applied roofing, or anything in between, there's a GAF roofing system for your needs.
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We’re developing durable roofing systems for today’s flat roof challenges
Choosing the right roofing system starts with choosing the right roofing company. As North America’s largest roofing manufacturer, our broad product offering means we’re not vested in a single technology.
TPO roofing membranes
In the 20+ years that TPO has been in the field, it’s become one of the most popular products used for low-slope roofing. View resources.
See TPO membranes
PVC roofing membranes
A reliable and versatile membrane suitable for all types of single-ply systems with guarantees up to 30 years.1 View resources
See PVC membranes
Roof coatings systems
Reliable roofing solutions that can help extend the life of the existing roof and the time between tearoffs.
See roof coatings
Asphaltic roofing membranes
Offers great flexibility, impact resistance2, strength, and system compatibility. View resources.
See asphaltic membranes
Accessories & flashings
Accessories and flashings support and enhance commercial roof installations.
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Insulation
Offering a full line of the high thermal value flat and tapered polyiso insulation panels compatible with all types of roof systems. View resources.
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Cover boards
Prolong the life of your roof with a full line of cover boards offering thermal performance, protection from fire, moisture and heavy traffic.
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Adhesives
Find the right installation application among our dozens of adhesives products.
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Cleaners, primers, sealants, cement
Cement, cleaners, primers, and sealants support installations and repairs.
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Fasteners & Plates
Excellent thermal performance for all types of roofing systems.
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Perimeter Edge Metal
GAF Perimeter Edge Metal offers a full lineup of pre-fabricated coping, fascia, drip edges, gutters, downspouts, and trim.
See Perimeter Edge Metal
Roof Overburden
Combine the performance
of EverGuard® single-ply or Ruberoid® asphaltic roof membranes with vegetative roofing and paver options.
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Underlayments
Commercial underlayments are designed for installation within flat roofing systems.
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1Additional requirements apply. Contact GAF for details. See applicable guarantee, available at gaf.com, for complete coverage and restrictions.
2GAF warranties and guarantees do not provide coverage against impact. See applicable guarantee or warranty, available at gaf.com, for complete coverage and restrictions. Hail or puncture resistance coverage may be available for purchase for eligible systems. Contact GAF for more information.
We're building confidence into roof coatings
Our new refocused coatings line-up makes it a snap to spec the one that perfectly suits the challenges of your roof. Whether you need to repair, restore, or extend the life of your existing roof, there’s a GAF coating that can do the job — and now it’s a lot simpler to choose and use.
Discover elastomeric roof coatings for your metal roof restoration project
The HydroStop® System is a cost-effective, long-term solution for restoration of structurally sound metal roofs. See the 5 simple steps to metal roof restoration with the HydroStop® System.
Explore more roof coating systems
Acrylic over Asphaltic
Acrylic Roof Coatings help protect against normal weathering, aging, and UV. See the 5 simple steps to install acrylic roof restoration over asphaltic roofing.
Acrylic over Asphaltic
Silicone over Asphaltic
Silicone Roof Coatings can help protect against leaks. See the 5 simple steps to install silicone roof restoration over asphaltic roofing.
Silicone over Asphaltic
Silicone over Metal
Silicone Roof Coatings can help protect against leaks. See the 5 simple steps to install silicone roof restoration over metal roofing.
Silicone over Metal
Commercial Roofing Products: Solutions for Every Roofing Need
From single-ply membranes to full system solutions, and state-of-the-art digital services to hands-on training, GAF offers the range of durable, easy-to-use products and services you need to succeed.
Building solutions for the way you learn
Professional training for the entire commercial roofing industry, on demand or live courses, where and when you want it.
We’re building learning opportunities that fit your schedule
The GAF Learning Portal brings personalized learning to our industry partners. You and your team can access the easy-to-use platform on computers, tablets, and mobile phones, whenever and wherever it’s most convenient for you. Low-slope classes include product knowledge, installation skills, business-building techniques and much more.
We’re connecting you with experts
In Roofing it Right, Dave and Wally, two of the industry’s most experienced low-slope pros, share their decades of experience to help you and your crew take your roofing game to the next level. Browse some of their videos below or view all commercial roofing video playlists by Roofing it Right.
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FeaturedReroof Project Kick-Off | Roofing it Right with Dave & Wally by GAF
Dave & Wally provide an overview of the series and what you will learn as they tackle some of the typical project challenges along the way. GAF's Roofing It Right series "Reroof Project from Start to Finish" features Dave & Wally walking us through the stages of a commercial reroofing project. -
What to Look for When Inspecting a Commercial Roof | Roofing it Right with Dave & Wally by GAF
Dave & Wally show how to get started with an initial roof walk. They share the typical things they will look for in assessing the condition of a roof to help determine whether it can be repaired or should be replaced. -
How to Perform Core Cuts to Assess Existing Roof | Roofing it Right with Dave & Wally by GAF
Dave & Wally talk about the purpose of taking core cuts to properly assess the underlying structure and condition of the existing roof. They perform and analyze the core cut and show you how to properly patch the cuts you've made in the process. -
How to Tear Off a Low Slope Commercial Roof | Roofing it Right with Dave & Wally by GAF
Dave & Wally walk through the steps of tearing off the existing roof on our project building. It can be a dirty process but there are tips and techniques for helping the tear off go more smoothly. -
Assessing the Roof after Tear-Off | Roofing it Right with Dave & Wally by GAF
Dave & Wally will inspect the newly exposed original deck of the building to identify any areas which may need to be addressed prior to the new roof being installed.
GAF Commercial: Building around you
See how we’re taking customer feedback, research, and good old conversation — and turning it into constant improvement.
Commercial support teams
Design Services
Product and tech support, custom solutions, code assistance, and more 877-423-7663 Option 4, then Option 3
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Tapered Design
Regionalized Design Specialists who provide tapered solutions. Email TDG@gaf.com
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Commercial Customer Care
Talk to a professional who knows your regions and is dedicated to serving your business needs.
Contact GAF commercial
Building & Roofing Science
Book a virtual meeting to get free advice on your project-specific questions, code conundrums, and impossible details.
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