View Single Post
  #16  
Old 11-16-2011, 06:12 PM
toxic111 toxic111 is offline
Member
 
Join Date: Mar 2008
Location: Lloydminster, SK
Posts: 237
toxic111 is on a distinguished road
Default

What I was getting at is they are not required by the National Building Code, which is the model code for Canada. I do not know the eastern codes, but in SK, AB & BC they are not required. They are a very good idea as modern homes are sealed too well.
Reply With Quote