This manual contains information about the design, materials and installation techniques applicable to architectural sheet-metal components. In addition, this manual provides background information regarding moisture and air leakage issues in buildings such has ventilation for steep-slope roof assemblies and condensation control for low-slope roof systems. Also covered are considerations and guidelines for projects that involve tearing off, re-covering and replacement of old roof systems.
Each volume of the series is intended to be updated every four years. For example, The NRCA Roofing Manual: Membrane Roof Systems—2011 will be updated in 2015, The NRCA Roofing Manual:Metal Panel and SPF Roof Systems—2012 will be updated in 2016, etc.
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