B-1.1, r. 2 - Construction Code

Full text
8.157. Petroleum equipment may be installed in or near a building housing a service station or service centre if
(1)  the hazardous areas listed in Schedule II are separated from any room housing a solid or liquid fuel or gas heating appliance by walls having a fire-resistance rating of at least one hour within the meaning of Chapter I;
(2)  the room containing such heating appliance
(a)  does not have an opening less than 2.5 m from the floor; or
(b)  is not used to store a Class 1 or Class 2 petroleum product or as a service area where work on the fuel supply system of internal combustion engines or any dispensing, transferring or handling of Class 1 petroleum products is being performed; the bottom of the combustion chamber must be at least 500 mm above the floor and the heating appliance must be protected from impact;
(3)  the combustion air necessary for the appliance comes from outside the building;
(4)  the return air intake of a forced-air heating appliance is at least 1.25 m from the floor if it is located in a room listed as a hazardous area in Schedule II; and
(5)  the burner and combustion chamber of the equipment are at least 2.5 m from the floor, in an area used for dispensing, transferring or handling Class 1 petroleum products.
O.C. 220-2007, s. 1.