BY-LAW 40
AIR-WELLS
Skylight to maximize use of natural light.
Turbo ventilators taking out of all hot air.
Opening facade keeps all activity areas ventilated through out the day.
2 a Minimum size of each air-well for water-closet and bathrooms
1a Minimum size of each air-well where provided in all buildings
Minimum width of such air-wells in any direction 2b shall be 2 metres.
1 The minimum width of such air-wells in any direction shall be 2.5 metres.
MECHANICAL VENTILATION AND AIR-CONDITIONING openings allowing uninterrupted air passage is not necessary if the rooms are equipped with mechanical ventilation or air-conditioning.
Windows and 2 In case of air-conditioning failure there should be alternative ways to introduce fresh air into the room within half an hour.
BY-LAW 42
A residential building's first livable room must be at least 11 square metres in size, the second must be at least 9.3 square metres, and each additional room must be at least 6.5 square metres.
Usable room
Second habitatable room
2 Every usable room in a residential construction must be at least two metres wide.
A kitchen's width and area in a residential building must be at least 1.5 metres and 4.5 square metres respectively.
Kitchen
First habitatable room