Tapered polyiso insulation resources
Tapered insulation design solutions created with your specific project needs in mind
Full-service tapered design and takeoff solutions
What we offer
Optimize system performance
Get tapered design strategies that help optimize drainage, achieve thermal resistance, and address project-specific needs.
Collaborate on existing designs
Work with our tapered design professionals to evaluate and optimize your own tapered design, including development of free alternative proposals.
Rely on regional insight
Our regionalized tapered insulation design professionals understand local conditions, and work with contractors, distributors, architects, and consultants nationwide.
Learn from videos, on-site presentations, and other materials to help you better understand tapered design and our Tapered Design Group solutions.
Promote positive drainage with tapered design
See how common tapered layout designs help drive rain water to the roof drains to promote positive drainage.
View tapered polyiso insulation productsView products
Tapered insulation resources
Whether you need tapered designs, layout strategies, or suggestions on how to handle unique job site conditions, the GAF Tapered Design Group offers trained specialists and a comprehensive offering of products and other resources.
Standard VS. Extended Panel Systems
Extended panel systems use larger-than-standard insulation boards as fill and base layers in order to increase installation efficiency. As shown in the diagram, this results in fewer layers, which in turn can help reduce the amount of panels and adhesive needed to install the tapered system.
Tapered design fundamentals
Join Tapered Design Manager Andy Seymour for a discussion of some Tapered Design fundamentals, including key terminology, as well as guidelines for choosing the most effective cricket width and slope for your unique challenge.
Understanding Your Tapered Roof Design Plan from GAF
Working with the GAF Tapered Design Group, GAF Senior Commercial Training Specialists Dave Scott and Wally Brown (Dave & Wally) evaluate a plan for optimizing roof drainage using tapered ISO insulation. See how it all comes together in Part 4 of the Roofing it Right miniseries on installing a commercial roof, from start to finish.
Tapered systems labeled by area boost on-site efficiency
To help increase efficiency unloading, sorting, and staging, GAF can ship your complete tapered system pre-sorted and pre-labeled by roof area. For more information, please contact the GAF Tapered Design Group.
Tapered installation training
GAF trainers and roofing veterans Dave & Wally of the Roofing it Right video series provide an overview of a roof project from start to finish — including tips on installing tapered ISO insulation.
How to Correctly Install Tapered Roof Insulation | Roofing it Right with Dave & Wally by GAF
Dave & Wally talk through the tapered plan created by GAF's Tapered Design Group, and show the considerations and steps for how the tapered plan gets installed across the roof deck of our project building.
How to Intersect Tapered Roof Panels For Proper Slope | Roofing it Right with Dave & Wally by GAF
Dave & Wally show us how to plan and install the right tapered panels to ensure an even transition and proper slope toward one of our project building's two roof drains.