Brown Loose Fill Attic Insulation

2 check the underside of your roof for a white or gray rough coating. I m looking at a 1930s house that the inspection report listed as having loose fill fiberglass insulation in the attic however the photo of the insulation in the attic doesn t look like fiberglass to me. Loose fill cellulose is relatively inexpensive yet still has an r value of about 3 5 per inch of thickness compared to fiberglass r value between r3 to r4 per inch.

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On 2020 06 23 by lisa.

Brown loose fill attic insulation.

Brown insulation is available in either blanket rigid foam board or loose fill form. If the insulation lays flat it may well be zonolite in the joist cavity versus loose fill fiberglass whereby the particles have a tendency to puff up because of heat. When blown into attics and wall spaces loose fill. Vermiculite insulation has a pebble like appearance and typically is a grayish brown or silvery gold color.

Vermiculite loose fill insulation is one of the most common household materials that contains asbestos. There is an accordion style texture to the particles. Zonolite was often a gold silver or a brown gray in appearance. Department of energy notes that 75 percent of mineral wool is derived from post industrial content.

Asbestos spray coating was a commonly used way to insulate a roof and sometimes the sides of buildings. Loose fill cellulose insulation can settle around and conform to most of the obstructions found in walls and attics. This light as air insulation is manufactured from glass that is heated to a liquid and then spun into thin fibers. You may also find thousands of loose particles within walls or under attic flooring.

It can be used as the primary building insulation or as additional insulation in walls and ceilings of existing structures. However there are loose fill wall and attic insulation which can contain asbestos. If you re insulation is the batt style insulation as the loose fill insulation has the higher risk as it s loosely poured into wall or joist cavities. Brown insulation is made up of mineral wool which comes from either rock natural materials or slag the scum on the surface of molten metal.

Look in your attic for loose fill asbestos. The particles of insulation have a particular color. Lisa that photo looks to me almost certainly like loose fill cellulose not fiberglass. Thermafiber insul fill blown in attic mineral wool insulation is a premium loose fill product specifically designed for blown applications in new and existing structures.

It is made from a natural mineral material that is mined from the earth. Get free shipping on qualified loose fill attic blown in insulation or buy online pick up in store today in the building materials department.

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