GAF Design Services: Elevating your commercial roof projects

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Regional commercial roof design services

You don’t have to do it alone. At every phase of your roofing project, there’s an experienced GAF Commercial team ready to assist you. Providing support with a wide range of product- and system-specific information, the GAF Commercial Design Services Team can get you exactly what you need to move your project along, and help you solve any challenges that come up along the way. From guide specifications and assembly letters to guarantee eligibility and system compatibility, you can depend on Design Services for dedicated assistance and step-by-step collaboration.

For answers to all your GAF roofing questions, give us a call us at 877-423-7663 (select option 4, then option 3) or email us at designservices@gaf.com.

Find your regional Design Services rep

Guide specifications & assembly letters

Get professional assistance with complex projects. Your regional GAF Design Services team can help you put together a specification package, quickly and accurately, along with providing assembly letters, guide specs, submittal packages, and more.

View specifications

Wind uplift third party verification and code requirements

Navigating project requirements is tough, especially when ensuring local building codes are met. GAF Design Services helps you find third-party tested assemblies for wind, fire, and hail. We also assist on items such as R-value of the proposed roof assembly.

Sustainable design guidance

GAF Design Services can help your project meet its sustainable design goals, including LEED building and local code requirements, by providing guidance on sustainable design strategies, product selection, and energy efficiency.

Download SpecAdvisor

GAF Design Services support

Product selection

Determining right roofing solutions is dependent on several factors. Our professionals can assist with product selection to help ensure that project requirements are met.

Download Commercial Products Catalog

Fastening patterns and sheet layout

Guidance on fastening patterns and sheet layout is provided to help ensure optimum performance and guarantee eligibility.

Download Polyiso fastening guide

Warranties and guarantees

The Design Services team can answer your questions about GAF warranties and guarantees.

GAF guarantee matrix

Get professional assistance with your commercial project

For product and tech support, code assistance, and to receive information about products, services, programs, and promotions that may interest you, complete this form.

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Frequently asked questions

How can the GAF Design Services team improve your project outcomes?

For support with a wide range of product- and system-specific information, the GAF Commercial Design Services Team can get you exactly what you need to help your project proceed in an efficient and timely manner, and help you avoid making costly mistakes along the way.

What types of services are provided by the GAF Design Services team?

Services offered by the GAF Design Services team include providing assistance with project letters, specification packages, questions on guarantees and compatibility, wind calculations, FM approvals and other third-party performance verification, and more.

If you require more technical assistance, GAF Building & Roofing Science is our team of trained professionals providing step-by-step collaboration on unique challenges covering a wide-range of topics. Email buildingscience@gaf.com or schedule a meeting by filling out this form.

Where can I find the GAF Design Services professional for my region?

You can refer to the map at the top this page to locate and connect with a GAF Design Service professional for your specific region, email us at designservices@gaf.com, fill out the form on the page, or visit our Contact Us page.

Additional resources

Savannah Convention Center

GAF Design Services helped navigate the complexities of the new roof's parabolic shape combined with transition walls and perimeter details.

Read case study

Austin Hose

This family-owned company wanted their new headquarters to be the “coolest building in Amarillo” and exemplify their hands-on approach to the business. Goal was met with GAF Design Services support.

View case study

BuildYourRoof

Assemble your own virtual commercial roof, get relevant product documents, and connect with a regional design specialist.

Get started

Wind uplift testing for roofing systems

When specifying a roof system, wind uplift testing and building codes considerations－including building codes－must be front and center.

Read article

GAF Design Services: Elevating your commercial roofing projects