Old Cellulose Attic Insulation

Here are some tips and precautions that should be taken.

Old cellulose attic insulation.

The loose material is easily blown into cracks crevices and hard to reach areas of an attic space. Cellulose is recycled newsprint treated with a fire retardant. Recycled glass or sand that s melted and spun into fibers. Of attic space above the ground floor with no insulation and problematic access.

Cellulose is among the oldest types of building insulation material. Many types of cellulosic materials have been used including newspaper cardboard cotton straw sawdust hemp and corncob. If you have loose fill insulation that is gray soft and without a shine it is probably cellulose insulation. Whether you want to insulate your attic or walls with fiberglass cellulose or radiant barrier we can help.

Cellulose insulation is a perfectly safe type of insulation that is commonly blown into attics. Cellulose contains a high percentage of recycled paper and does not contain minerals. Second story addition with 40 year old r 19 insulation in the attic that could be replaced or added to. Monticello was insulated with a form of cellulose.

If this sounds like what you have it is likely cellulose insulation which contains a higher amount of recycled paper without minerals. And approximately 550 sq. In general it looks like shredded gray paper. We have a 700 sq.

A closer inspection indicates this gray puffy material has no minerals but appears like gray shredded paper. In this unfortunate journey i have learned a lot about cellulose insulation and insulation installers. If you need commercial or home insulation in san diego or los angeles call us today for a free estimate 800 707 9278. The vapor retarder on top of or between layers of insulation can trap moisture.

Cellulose insulation is treated with boric acid which acts as a fire retardant pest repellent and aids the insulation in resisting mold and moisture. 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. We are also hopeful of being able to take advantage of. Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all.

Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. Before even calling any insulation companies have your attic checked by an hvac professional for loose torn damaged or old air ducts. Fiberglass is just that thin fibers of glass that trap air.