For loose fill cellulose this translates to a total depth ranging from 8 inches.
How much celulose insulation attic.
When walls are already finished injecting loose fill cellulose insulation is one of the few ways of adding.
In temperate coastal areas such as zone 3 attic insulation of at least r30 up to a maximum of r60 is recommended.
Having the correct amount of attic insulation can help you maintain a comfortable temperature throughout your home and help save money on your energy bills plus prevent major issues like ice dams in the winter.
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.
Insulating your attic could reduce your total heating costs by as much as 417 for gas or 1 152 for oil.
The pros charge 1 500 to 2 000 to do a 1 200 sq ft.
Blown in insulation overview.
Loose fill cellulose insulation can settle around and conform to most of the obstructions found in walls and attics.
If you need to add insulation in your attic save big by blowing in cellulose insulation yourself.
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.
If you think you re among the 90 of us homes that are under insulated 1 performing a simple insulation inspection will help you determine your insulation needs.