The Ontario Building Code | Requirement for Venting

6.3.1.1. Requirement for venting ="http://thehandyforce.com/interior/bathroom-renovations/" title ="Toronto Bathroom renovation inspiration">venting

(1) Except as provided in Articles 6.3.1.2. and 6.3.1.3., the products of combustion from solid fuel-burning appliancesshall be vented in conformance with the requirements in the applicable appliance installation standards listed in Article 6.2.1.4.