Labels:sky | window OCR: Change OW Perm on In the case shown on the next slide # 52) the facer on the fib ero lass has been changed low-perm facer which has very low perm (.02 So the moi bisture on the inside of the wall has a much more difficult time getting into the wall The result is dr amatic drop in the dew point temperature line Once again the ew point line drops because there less mo isture the wall There fore must get much CO lder the wall in order for cond ensat ion occur line The never result is collid with black lower ac dew tual point temp era temperature ure line line There and fore that there ew point fiberg glass Even under this set of extreme static conditi ions this wall does very well with low perm facer and an insulating XPS sheathing on the exferior Slide 51 ALA Continuing Education Steel Stud ...
