eXtensible markup language. XML is a file extension for an Extensible Markup Language (XML) file format used to create common information formats and share both the format and the data on the World Wide Web, intranets, and elsewhere using standard ASCII text. XML is similar to HTML.
The stair treads can also be ordered with a matching 3' x 5' or other size landing mat. For stair treads ranging anywhere from 24 inches wide to 36 inches wideor other custom sizes, turn to Dean Flooring Company.
1 Stair Code Example â Source BOCA 2001 stair construction code details: 2  Stair riser heights shall be 7 inches (178 mm) maximum and 4 inches (102 mm) minimum. 3  Stair tread depths shall be 11 inches (279 mm) minimum. 4  The riser height shall be measured vertically between the leading edges of adjacent treads. Stair riser heights shall be 7 inches (178 mm) maximum and 4 inches (102 mm) minimum. 2  Stair tread depths shall be 11 inches (279 mm) minimum.