Old Cellulose Attic Insulation

Recycled glass or sand that s melted and spun into fibers.

Old cellulose attic insulation.

Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all. Cellulose insulation is a perfectly safe type of insulation that is commonly blown into attics. And approximately 550 sq. Here are some tips and precautions that should be taken.

Have them repaired or replaced if needed. Many types of cellulosic materials have been used including newspaper cardboard cotton straw sawdust hemp and corncob. The vapor retarder on top of or between layers of insulation can trap moisture. Cellulose is recycled newsprint treated with a fire retardant.

Most attics are insulated with blown in loose cellulose r 3 5 per inch blown in loose fiberglass r 2 5 per inch or fiberglass batts r 3 2 per inch. Lighter in weight than cellulose or mineral wool but it settles more than those materials so you ve got to put in a thicker layer to get the protection you need. Cellulose contains a high percentage of recycled paper and does not contain minerals. Of attic space above the ground floor with no insulation and problematic access.

Monticello was insulated with a form of cellulose. The loose material is easily blown into cracks crevices and hard to reach areas of an attic space. We have a 700 sq. Cellulose is among the oldest types of building insulation material.

Whether you want to insulate your attic or walls with fiberglass cellulose or radiant barrier we can help. We are interested in the new owens corning pure safety insulation if you install it. Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. Cellulose insulation is treated with boric acid which acts as a fire retardant pest repellent and aids the insulation in resisting mold and moisture.

If you have loose fill insulation that is gray soft and without a shine it is probably cellulose insulation. In this unfortunate journey i have learned a lot about cellulose insulation and insulation installers. If this sounds like what you have it is likely cellulose insulation which contains a higher amount of recycled paper without minerals. Second story addition with 40 year old r 19 insulation in the attic that could be replaced or added to.

A closer inspection indicates this gray puffy material has no minerals but appears like gray shredded paper. If you need commercial or home insulation in san diego or los angeles call us today for a free estimate 800 707 9278. In general it looks like shredded gray paper.