Faced Batt Insulation In Attic

Kraft faced or paper faced insulation comes in batts and long rolls.

Faced batt insulation in attic.

Guardian r 13 kraft faced fiberglass insulation batt 15 x 93 106 6 sq. As a result of evaporation people breathing and plant respiration air carries some. Faced insulation has flanges on the outside of the batt that need to be stapled to the wall studs and joists. Once installed and expanded to the uniform manufactured thickness batts offer a known r factor.

Owens corning r 38 ecotouch pink cathedral ceiling kraft faced fiberglass insulation batt 23 3 4 in. Creating a moisture barrier. This material may be kraft paper foil plastic or vinyl. Place a new layer of unfaced batts perpendicular to the old layer to cover any gaps in the lower layer.

Kraft paper facing is by far the most common type of vapor barrier you can find pre attached to blanket insulation intended for installation in homes. Here s what you need to know about the facing on attic insulation. The batts are precut to fit into cavities on standard 8 foot high walls. The facing should aim down toward the living space.

Roll insulation is best for floors ceilings and roofs with a long joist or rafter bays and for tall walls. What is the right insulation for an attic. That s how the barrier is made effective. The r factor of blown in fiberglass is usually 2 3 to 2 8 per inch of material.

8 bags model k91 view the owens corning attic insulation. While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic. Faced insulation if the attic doesn t have any existing insulation use faced insulation with the paper facing toward. You can buy them unfaced or simply remove the paper or foil backing.

All kraft faced insulation is easy to cut with a sharp utility knife or insulation knife. Lay the batts across the ceiling joists covering the existing insulation. Always use unfaced batts both when laying product for the first time and to prevent moisture from becoming trapped between new and old layers of insulation. This will lead to non uniform r values.

Blown in insulation thickness can vary in an attic space. Faced insulation has a sheet of material attached to one side.