Like blanket or batt insulation foam board comes in faced and unfaced varieties.
Faced or unfaced attic.
Place a new layer of unfaced batts perpendicular to the old layer to cover any gaps in the lower layer.
The kraft paper on one side of faced insulation keeps moisture from spreading throughout the walls or ceiling.
Basement finished exterior walls.
It means ensuring that it s the right product for your space.
Now here s a situation where a homeowner what looks like many years ago added insulation they added a three inch layer but.
Insulation in rolls called batts comes in two varieties.
When local building codes require a vapor retardant faced insulation is one of the best options.
Insulation comes either faced or unfaced which is when the paper is attached to one side.
Unfaced batts on the other hand fit in wall cavities by friction.
Faced or the type with paper is typically used in first time applications such as in walls ceilings floors and in crawl spaces.
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.
So in an attic the paper faces downward and.
You can buy them unfaced or simply remove the paper or foil backing.
Faced insulation is a type of fiberglass batt insulation wherein the facing is either stapled to the sides or to the face of the studs.
Any time you use a faced insulation the paper needs to be facing toward the living space.
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.
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.
The same applies to faced unfaced and other kinds of insulation products.
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.
Owens corning r 13 ecotouch pink unfaced fiberglass insulation batt 15 in.
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.
You should only use faced insulation as the first layer of insulation.
What is the right insulation for an attic.