Cellulose Insulation Settling In Attic
It prevents settling in wall cavities.
Cellulose insulation settling in attic. This could leave gaps in a wall as the insulation compacts vertically or it could leave space between a floor and the insulation beneath it. Blown in cellulose is an environmentally friendly material made from recycled newspaper so it s easier on your skin and lungs. There are also a few drawbacks to cellulose insulation. This process is often called dense packing.
Fortunately a high quality professional installation can prevent most of the problems caused by settling. The mounds of loose material fill. Unlike fiberglass insulation installed in roll out batts on the attic floor cellulose is blown into the attic under air pressure through large diameter hoses. Blown in cellulose has a higher r rating and is less expensive than either blown insulation like fiberglass attic insulation or fiberglass batts.
While settling is one of blown in cellulose insulation s advantages this can also be a problem mostly with walls. Cellulose insulation installs as fluffy aerated material that settles over the following weeks and months. Cellulose blown in ceiling insulation is a good choice for diyers. When cellulose soaks up moisture in enclosed areas it can take a long time to dry out.
Additionally professional insulation installers must display a similar chart in the attic verifying the required depth of the insulation has been met.