It needs a certain amount of loft to work properly.
Finished attic ceiling insulation.
This type of insulation.
Choose to use system two below attic insulation because they don t want to have to remove and reinstall existing insulation on the attic ceiling.
The attic floor which is the ceiling of the living space below often already is insulated.
Since parts of a finished attic are usually very close to the roof insulation often blocks proper ventilation that is needed under a roof structure.
Blanket insulation is available as batts or rolls and is the easiest diy insulation material.
Don t mash or compress the insulation into the space.
Staple insulation between the wall studs and ceiling joists image a.
Area system one direct on the attic ceiling with any insulation installed under it is by far more common.
And in the l a.
But some in l a.
If it is and you plan to provide heating and cooling to the finished attic space you need to remove.
Without properly insulating your finished attic room will also be cold in the winter.
It s available in fiberglass mineral wool plastic fibers and natural fibers.
If building a knee wall for storage like karl did with this project make sure to insulate that area as well.
A professional home insulation company will be able to give you specifics so you can have peace of mind your home is on the right track toward becoming as energy efficient as possible.
Use r 30 insulation for the ceiling and r 13 for the walls.