View the official pdf version of the policy
Window air conditioners are the only items allowed to be installed on the outside of the building. Reference Windows, Terraces, Balconies, Outside Walls, Lawn and Grounds Bylaws 7.2 (d), 7.5 (b) and 7.5 (f).
All window air conditioner installation must be done by a licensed contractor.
Follow the bollard/elevator rules as established by the Bollard and Elevator Pads Policy.
Follow the contractor rules as established by the Contractors/Unit Construction policy.