Cotton Insulation In Attic

Some is made from raw cotton while other is recycled cloth or scraps from denim manufacturing.

Cotton insulation in attic.

Similarly as for cellulose in order to make the cotton insulation flame retardant cotton must be impregnated. Cotton insulation consists of 85 recycled cotton and 15 plastic fibers that have been treated with borate the same flame retardant and insect rodent repellent used in cellulose insulation. Both can be added to uninsulated attics or layered over existing material. The fabric is shredded and treated with boric acid to make it flame retardant and insect pest and mildew resistant.

Cotton building insulation photo. Cotton insulation consists of 85 recycled cotton and 15 plastic fibers. The insulation fibers may be comprised of fiberglass cellulose mineral wool or even recycled blue jeans. Cotton insulation is made from post industrial recycled cotton textiles.

See cotton insulating batts for details. It s made a comeback in the last few years and is touted as a green building product. Window insulation garage insulation 950 sq ft denim insulation r30 denim insulation r13 rolls owens corning 705 rigid related products r 19 denim insulation batts 16 25 in. I ve never seen it in anything but batts.

Batt insulation consists of long rolls of insulation fibers which are held together with a paper or reflective foil backing. Cotton insulation was manufactured from the late 1930s through the early 1950s. Our photo above is of cotton batt building insulation. For diy attic insulation you ve got two choices.

Batt blanket or rolled insulation. One product uses recycled blue jean manufacturing trim waste. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Loose fill or batt the common term for blanket insulation.

Cotton batts insulation costs between 0 76 and 1 41 per square foot with an r value of r3 5 r4 per inch of thickness. Denim insulation is actually a combination of recycled jeans and post industrial denim and cotton not just denim alone. As a result of its recycled content this product uses minimal energy to manufacture.