Metal Retrofit Project Finished Roof | Roofing it Right with Dave & Wally by GAF

Dave and Wally wrap up the Metal Retrofit series by showing the finished reroof and providing a recap of how a TPO retrofit can be a good option for recovering a metal roof. GAF’s Roofing It Right series “Metal Retrofit Installation” features Dave & Wally walking us start to finish through a project to retrofit a metal roof with several options for TPO and insulation layout, mechanically attached and heat induction fastening and edge metal solutions.

Full list of Metal Retrofit Installation Videos:
Metal Retrofit Project Overview:
Getting the Project Started:
Installing Wooden Nailer at the Drip Edge:
Installing Wooden Nailer at the Rake Edge:
Installing Insulation for Heat Induction Welding:
Sheet Attachment Options – Heat Induction Welding:
Sheet Attachment Option – Heat Induction and MA:
Sheet Attachment Options – Mechanically Attached:
Edge Detail Options – Metal Wind Clip Assembly:
Edge Detail Options – TPO Coated Metal:
Edge Detail Options – Using HW Cover Tape:
Flashing Identical Vents and Other Curbs:
Metal Retrofit Project Finished Roof:

Roofing it Right with Dave & Wally by GAF chronicles the roofing lessons, tips and tricks taught by two veteran roofers. They each have more than 35 years of experience in low slope roofing and now share their expertise throughout the U.S. and Canada through roofing detail installations and installations of commercial roofing assemblies, troubleshooting scenarios, roof inspections. Dave and Wally also assist the GAF Marketing and R&D teams in the development and testing of new products and installation methods, and assist in the documentation and publication of specification manuals. Watch more Dave & Wally at

More homes and businesses in the U.S. are protected by a GAF roof than by any other product. We are the leading roofing manufacturer in North America, with plants strategically located across the U.S. As a Standard Industries company, GAF is part of the largest roofing and waterproofing business in the world. Connect with us:

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