The Ontario Building Code | Elements of the Second Plane of Protection
126.96.36.199. Elements of the Second Plane of Protection
(2) The inner boundary of the drainage plane shall comply with,
(a) Articles 188.8.131.52. to 184.108.40.206., or
(b) Subsection 9.27.13.
(3) The protection provided by the second plane of protection shall be maintained,
(b) at the interface with other wall assemblies.
(4) Flashing material and installation shall comply with Articles 220.127.116.11. and 18.104.22.168.