1. OS1
  2. OP1


OS1 Fire Safety



Intent 1:

To supersede the requirement for a rated fire separation of exterior walls as stated in Sentence and not require a fire-resistance rating if a 12.7 mm gypsum board is installed on the interior face of exterior walls of each dwelling unit or space referred to in Sentence within the 1.2 m distance.

Intent 2:

To limit the probability that fire or smoke will spread from one dwelling unit or space in a house with a secondary suite to another dwelling unit or space through exterior walls, which could lead to harm to persons in the other dwelling unit or space.

Top of Page