Place a new layer of unfaced batts perpendicular to the old layer to cover any gaps in the lower layer.
Faced or unfaced insulation in attic.
Kraft faced insulation includes a paper vapor retarder which helps prevent mold and mildew.
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.
Since then i noted you stipulated unfaced insulation for the attic if you already have a layer of insulation.
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.
If a moisture barrier is required or recommended in your climate zone you will want to use the faced board again reflective facing is a good choice to insulate your walls.
10 bags model k72 view the owens corning attic insulation.
Insulation being unfaced doesn t mean it s a bad choice.
Owens corning r 30 ecotouch pink cathedral ceiling kraft faced fiberglass insulation batt 23 3 4 in.
Air migrates from warmer spaces toward colder spaces and insulation is designed to help prevent or at least slow that migration.
The same applies to faced unfaced and other kinds of insulation products.
Unfaced means the insulation lacks a vapor retarder paper or plastic facing.
It means ensuring that it s the right product for your space.
What is the right insulation for an attic.
Faced insulation can be used in several areas of a house such as.
Unfaced batt insulation is often used for beefing up the r rating with the r rating being the insulation rating scale that says how much or how effective insulation needs to be in that space.
Now here s a situation where a homeowner what looks like many years ago added insulation they added a three inch layer but.
I ve always said adding insulation to your attic is some of the best money you can spend to make your house more energy efficient but whether to use faced or unfaced insulation is a great question.
Like blanket or batt insulation foam board comes in faced and unfaced varieties.
If you live in a humid and wet climate there may be local building codes that require faced insulation over unfaced.
For many contractors the decision to use one kind of insulation over the other depends solely on preference rather than a by the book decision making process.
When local building codes require a vapor retardant faced insulation is one of the best options.