New NRCA Roofing Manual Available

The latest volume of the National Roofing Contractors Association (NRCA) manual Steep-slope Roof Systems—2017 is now available.

This volume “provides comprehensive information about the design, materials, and installation techniques applicable to steep-slope roofing applications,” NRCA says. It has five sections—Asphalt Shingle Roof Systems, Clay and Concrete Roof Systems, Metal Shingle Roof Systems, Slate Roof Systems, and Wood Shake and Wood Shingle Roof Systems—that include information about roof decks, underlayments, materials, and design and installation, as well as construction details.

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