Old Cellulose Attic Insulation

Whether you want to insulate your attic or walls with fiberglass cellulose or radiant barrier we can help.

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. If this sounds like what you have it is likely cellulose insulation which contains a higher amount of recycled paper without minerals. Here are some tips and precautions that should be taken. If you have loose fill insulation that is gray soft and without a shine it is probably cellulose insulation.

Cellulose is recycled newsprint treated with a fire retardant. 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. Fiberglass is just that thin fibers of glass that trap air.

We have a 700 sq. 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. In general it looks like shredded gray paper. Second story addition with 40 year old r 19 insulation in the attic that could be replaced or added to.

Before even calling any insulation companies have your attic checked by an hvac professional for loose torn damaged or old air ducts. The vapor retarder on top of or between layers of insulation can trap moisture. If you need commercial or home insulation in san diego or los angeles call us today for a free estimate 800 707 9278. Have them repaired or replaced if needed.

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. Cellulose insulation is treated with boric acid which acts as a fire retardant pest repellent and aids the insulation in resisting mold and moisture. Recycled glass or sand that s melted and spun into fibers. Cellulose is among the oldest types of building insulation material.

Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. Of attic space above the ground floor with no insulation and problematic access. And approximately 550 sq. Monticello was insulated with a form of cellulose.

Cellulose contains a high percentage of recycled paper and does not contain minerals. Many types of cellulosic materials have been used including newspaper cardboard cotton straw sawdust hemp and corncob. The loose material is easily blown into cracks crevices and hard to reach areas of an attic space.