How To Install Kraft Faced Insulation In Attic

Gently press the insulation between two studs with its moisture barrier facing out toward the room.

How to install kraft faced insulation in attic.

So i am not sure which way to install the new insulation. Flatten the tabs against the front edge of the stud on each side. So if you re installing insulation in an attic that doesn t have any used faced insulation and put the paper side down toward the ceiling. Set a t square or metal straightedge over the insulation and press it down firmly.

Cut the insulation roll or batt to fit the length of the framing cavity if necessary. The insulation should be snug in the cavity but not compressed. The energy efficiency of fiberglass insulation. Check the insulation manufacturer s instructions for the necessary thickness of plastic.

You can use either faced or unfaced batting for this installation. The damn facing obscures your work slowing down the installation and resulting in a poor insulation grade. The shower has two outside walls. Overlap the seams by about 12 inches and run the plastic up the walls at least 6 inches.

Kraft faced insulation should be installed in exterior walls exterior basement walls and attic ceilings by pressing the product into the wall cavity with the paper side facing outward towards the installer. When using insulation that has either paper or plastic facing. Just buy un faced batts install them to grade 1 and build your air and moisture control systems in another layer big separate discussion. If you re installing additional insulation in an attic that s already insulated use unfaced insulation that doesn t have a vapor barrier.

And that s what s going on when you attempt to hang faced fiberglass. I have install new insulation becasue of a valve leak got the old stuff wet. Install batting between the roof rafters for finished attic spaces. Tape the plastic to the walls and seal the seams with tape or hold them in place with lumber or rocks.

I live in the sacramento valley area which gets very hot and dry in the summer doesn t get to cold in winter but foggy damp days in the 30 3 and 40 s.