Sioux Chief metal hanger strap shall be used where necessary to support CTS, IPS
or DWV pipe. Metal strap shall be made from either galvanized or copper-plated
steel and conform to ASTM A-153 Class B-2 requirements. Hanger strap shall
be installed in accordance with national codes pertaining to hanger spacing and
slope requirements. Metal hanger strap shall feature 1/4" or 3/16" pilot holes in an
alternating pattern. Strap shall be no less than 3/4" wide.