Division B: Part 6: Heating, Ventilating and Air-conditioning A free digital version of the National Building Code of Canada 2015 (NBC). 53 minute read ❤️ Save Guide Start reading In this guide 6.1.1. Application 6.1.2. Definitions 6.1.3. Plans and Specifications 6.2.1. General 6.2.2. Incinerators 6.2.3. Solid Fuel Storage + 29 more