Under the Province of British Columbia’s CleanBC plan, as of 2022, all new construction will need to meet increased energy efficiency performance levels.…
The fact that many vapor barriers also retard or eliminate air flow sometimes causes confusion. In fact, much of the…
Air barrier systems are usually two conventional types: exterior air barrier systems, with the primary airtight elements placed at the…
Natural Resources Canada (NRCan) has confirmed the next ENERGY STAR windows, doors and skylights criteria for Canada. This specification will…