The latest volume of the NRCA Roofing Manual provides you with valuable information about the design, materials and installation techniques applicable to architectural sheet-metal components and condensation and air leakage control.

 

The new manual includes 61 construction details and provides background information regarding moisture and air leakage issues in buildings such as ventilation for steep-slope roof assemblies and condensation control for low-slope roof systems. The appendixes include information about climatic design, considerations for lightning-protection systems and NRCA's technical directory.