Mich. Admin. Code R. 408.30532 - [Effective until 8/29/2025] Roof extension
Rule 532. Section P3103.1 of the code is amended to read as follows:
P3103.1. Roof extension.
All open vent pipes that extend through a roof shall terminate at least 1 foot
(305 mm) above the roof, except that if a roof is to be used for any purpose
other than weather protection, then the vent extension shall be run not less
than 7 feet (2134 mm) above the roof.
Notes
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.
Rule 532. Section P3103.1 of the
P3103.1. Roof extension. All open vent pipes that extend through a roof shall terminate at least 1 foot (305 mm) above the roof, except that if a roof is to be used for any purpose other than weather protection , then the vent extension shall be run not less than 7 feet (2134 mm) above the roof.