The Ontario Building Code has become more strict for 2012, especially for residential construction.
According to the province of Ontario the main aims of the changes are:
According to the province of Ontario the main aims of the changes are:
- More energy efficient windows / sliding doors.
- Higher insulation requirements for ceilings, walls, foundation walls and basements.
- Limitations on thermal bridging (e.g. the loss of heat through studs).
- High-efficiency gas and propane-fired furnaces (90 per cent).
- Higher standards for electrically heated houses. see the rest here
