Don’t buy paper-faced insulation for standard wall insulating jobs. The paper facing makes cutting the batts difficult. And it’s hard to create a tight vapor retarder with paper-faced batts.

but the government's latest scheme needed to be "properly administered" — pointing to the deadly issues which plagued a federal "pink batts" insulation scheme more than a decade ago.

and using wood fiber insulation for exterior insulation and vapour-open batt insulation to allow for a breathable but air-tight building envelope. Optionally, it is also recommended to use cladding ...