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updated 2023

The NRCA Roofing Manual: Steep-slope Roof Systems—2021

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The 2021 manual provides you with valuable information about the design, materials and installation techniques applicable to steep-slope roof system applications. With five comprehensive sections—Asphalt Shingle Roof Systems, Clay and Concrete Tile Roof Systems, Metal Shingle Roof Systems, Slate Roof Systems, and Wood Shake and Wood Shingle Roof Systems—this manual is a welcome addition to your technical library.
Each section includes in-depth information about roof assembly configurations, roof decks, underlayments, materials, design and installation. Construction details are provided in each section as follows: 
  • Asphalt Shingle Roof Systems: 24 construction details
  • Clay and Concrete Tile Roof Systems: 92 construction details
  • Metal Shingle Roof Systems: 20 construction details
  • Slate Roof Systems: 22 construction details
  • Wood Shake and Wood Shingle Roof Systems: 76 construction details

Item # 5005

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