Area system one direct on the attic ceiling with any insulation installed under it is by far more common.
Finished attic ceiling insulation.
Ceiling insulation installation in san diego la the bay area in ca it s important to make sure your entire home including your ceiling is insulated properly.
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.
Without properly ventilating the roof your finished space can be just as unpleasant as an unfinished attic.
Blanket insulation is available as batts or rolls and is the easiest diy insulation material.
But some in l a.
Use r 30 insulation for the ceiling and r 13 for the walls.
This type of insulation.
That a reasonable reason because the radiant barrier.
And in the l a.
Don t mash or compress the insulation into the space.
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.
It needs a certain amount of loft to work properly.
If building a knee wall for storage like karl did with this project make sure to insulate that area as well.
Staple insulation between the wall studs and ceiling joists image a.
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.