NRCA Roofing Manual: Architectural Metal Flashing, Condensation and Air Leakage Control, 2022

NRCA Roofing Manual: Architectural Metal Flashing Condensation and Air Leakage Control, 2022 The 2022 manual contains information about the design, materials and installation techniques applicable to architectural sheet-metal components and includes 60 construction details. In addition, the manual 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 lighting-protection systems and NRCA’s technical directory. This edition is used for the following Florida Contractor's exam effective April 1st, 2022: Florida Roofing Contractor