NRCA has made available NRCA Guidelines for Architectural Metal Flashings in an electronic PDF version.
This updated standalone version of the NRCA Roofing Manual provides comprehensive technical information about metal flashings used in low- and steep-slope roof systems, as well as design considerations, such as joinery, protective coatings and galvanic action. It contains all information and construction details applicable to architectural metal flashings from The NRCA Roofing Manual: Architectural Metal Flashing and Condensation and Air Leakage Control—2018.
The PDF is free for members and $110 for nonmembers. For more information, click here.