When blown into attics and wall spaces loose fill fiberglass offers an average r 2 5 thermal value per inch the higher the number the greater the insulating effect.
Brown fiber like attic insulation.
It is made from a natural mineral material that is mined from the earth.
Other than that wood fiber insulation products are not asbestos products nor was their paper covering.
Fiberglass comes in blankets or loose fill.
Fiberglass insulation can come in a variety of colors.
In truth the core difference is the manufacturer.
With an attic this type of insulation is just one option along with the other popular alternatives fiberglass batts or blown in fiberglass.
The doe estimates glass in fiberglass ranges from 20 to 30 percent post consumer content.
Blown in cellulose is an environmentally friendly material made from recycled newspaper so it s easier on your skin and lungs.
The type of insulation you need depends on which type is currently installed and the required r value.
The specially designed atticat machine conditions the insulation by adding millions of tiny air pockets that give the material its insulating power and energy saving r value over time.
Insulation types include loose fill batts rolls foam board spray board and vapor barriers.
Pellet forms of fiber type insulation have been made of cellulose including seaweed as we ll show below fiberglass and also mineral wool or rock wool.
To insulate limited cavities fiberglass technology has evolved to include higher density varieties.
Yellow insulation is a generic color while pink for example is trademarked by one company.
When you install insulation in an existing closed wall or in an attic it likely will be a loose fill product called blow in cellulose insulation.
Between the white brown pink and yellow options many wonder what the differences are.
Balsam wool is a chemically treated wood fiber used as insulation material.
Cellulose blown in ceiling insulation is a good choice for diyers.
You d need a thickness of.
If you want an absolutely reliable answer however you d want to spend about 50.
Hall 2011 your insulation looks to me like fiberglass but i agree it could be mineral wool or rock wool.
To send a sample of your material to a certified asbestos testing lab.
Fiberglass glass wool is a common form of insulation made up of needle like threads of glass.
Blowing the insulation should take less than 1 5 hours and the whole job can be completed in less than 4 hours based on a 1 000 sq.
Vermiculite insulation has a pebble like appearance and typically is a grayish brown or silvery gold color.
Blown in cellulose has a higher r rating and is less expensive than either blown insulation like fiberglass attic insulation or fiberglass batts.