Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation.
Installing faced batt insulation in attic.
Choose your insulation type.
You can use either faced or unfaced batting for this installation.
The basic installation steps are the same for walls ceilings floors and roofs in wood frame houses.
Calculate how much you need.
Position the batt of insulation at the outer edge of the attic and roll the batt in the channel between the joists toward the center of the attic.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Fastening insulation gently press the insulation between two studs with its moisture barrier facing out toward the room.
Flatten the tabs against the front edge of the stud on each side of the batt.
Loose fill or batt the common term for blanket insulation.
Cut the insulation roll or batt to fit the length of the framing cavity if necessary.
Installing attic insulation requires first preparing the surfaces around the attic entry to ensure that any contaminants in the attic aren t spread throughout the home.
Place the insulation with the.
When using insulation that has either paper or plastic facing.
Next any stored belongings or debris in the attic are removed and stored in a safe location that is out of the way.
Old insulation is removed and the attic space is cleaned out.
Before installing determine the insulation material best suited for your home.
This allows the termination of the batt in an area.
Part 1 of an owens corning instructional video which shows the proper techniques fo.
Check pipes and vents.
For diy attic insulation you ve got two choices.
Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all.
Insulation should be rolled out perpendicular to the joists and unfaced rolls should be used.
Both can be added to uninsulated attics or layered over existing material.
Fit the insulation into the framing cavity starting at the top for walls.
Install batting between the roof rafters for finished attic spaces.
Now here s a situation where a homeowner what looks like many years ago added insulation they added a three inch layer but.