Whether you choose faced or unfaced insulation for the attic depends on the.
Attic insulation paper up or down.
Install foil or paper faced insulation with the facing side down.
Cellulose paper mulch is cheaper and insulation companies will usually push it and they will make a higher profit installing it.
If the facing is up moisture will become trapped in your insulation and turn it into an ineffective mess.
Use a zippered insulated tent to keep the enclosure draft free attic tent at 7 attic cover insulator 120.
Regardless of whether fiberglass insulation is installed in a wall attic or crawlspace.
The wetter it gets the better it dries.
Calculate how much you need.
Check pipes and vents.
I like fiberglass more expensive usually cleaner less dust up in the attic.
If you put it on the right side where the humidity is it s not much of a vapor retarder.
Choose your insulation type.
Affix rigid foam insulation to the attic side of the hatch or door.
Always have the paper toward the living area which in the case of an unfinished attic insulating attic floor would be paper face down.
Before installing determine the insulation material best suited for your home.
Make sure the first layer you put down on the floor of the.
The real key to blown in attic insulation is total coverage.
That s because the paper contains a layer of asphalt adhesive which prevents water vapor from passing through it.
The paper facing should always face toward the inside of the home.
Facing is a thin layer of paper or plastic attached to one side of batting insulation which is sold in a roll.
Attic hatch or door.
But they both will give you the same r value if you buy either one.
The upshot here is that if you put the kraft paper on the wrong side and it gets wet it won t trap moisture.
Add weatherstripping around the perimeter and a sweep to the door of a walk up attic.