Old Cellulose Attic Insulation

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

Old cellulose attic insulation.

In general it looks like shredded gray paper. The loose material is easily blown into cracks crevices and hard to reach areas of an attic space. Cellulose is among the oldest types of building insulation material. Of attic space above the ground floor with no insulation and problematic access.

The vapor retarder on top of or between layers of insulation can trap moisture. We have a 700 sq. Have them repaired or replaced if needed. 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.

If this sounds like what you have it is likely cellulose insulation which contains a higher amount of recycled paper without minerals. Fiberglass is just that thin fibers of glass that trap air. And approximately 550 sq. 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. A closer inspection indicates this gray puffy material has no minerals but appears like gray shredded paper. Cellulose insulation is a perfectly safe type of insulation that is commonly blown into attics. Monticello was insulated with a form of cellulose.

If you need commercial or home insulation in san diego or los angeles call us today for a free estimate 800 707 9278. We are interested in the new owens corning pure safety insulation if you install it. We are also hopeful of being able to take advantage of. Cellulose is recycled newsprint treated with a fire retardant.

If you have loose fill insulation that is gray soft and without a shine it is probably cellulose insulation. Many types of cellulosic materials have been used including newspaper cardboard cotton straw sawdust hemp and corncob. Whether you want to insulate your attic or walls with fiberglass cellulose or radiant barrier we can help. Cellulose insulation is treated with boric acid which acts as a fire retardant pest repellent and aids the insulation in resisting mold and moisture.

Before even calling any insulation companies have your attic checked by an hvac professional for loose torn damaged or old air ducts. 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. Here are some tips and precautions that should be taken.