NAFS - North American Fenestration Standard/Specification for windows, doors, and skylights, AAMA/WDMA/CSA 101/I.S.2/A440

2017 version of a standard covering requirements for single- and dual-pane windows, glazed side-hinged door systems, sliding doors, tubular daylighting devices, and unit skylights developed jointly by the American Architectural Manufacturers Association (AAMA), the Canadian Standards Association (CSA), and the Window & Door Manufacturers Association (WDMA).