Minimum Construction Requirements (NBC Sentences 9.10.15.5.(1) to (3))

 Minimum Construction Requirements (NBC Sentences 9.10.15.5.(1) to (3))

The construction requirements apply to exposing building faces and any exterior wall that is located above an exposing building face that encloses an #attic or roof space. 

Three levels of stringency are specified depending on limiting distance as illustrated in Figure 9.10.-30.

Quoted from Illustrated Users' Guide - NBC2015

#exposingbuildingface #exteriorwall #limitingdistance