Recycled glass or sand that s melted and spun into fibers.
Cellulose attic insulation depth.
You d need a thickness of about 7 5 inches of insulation to match the insulating value of a batt of r 19 insulation r 19 is a common batt value.
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.
Estimated depth of current insulation.
Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
Recommended inches of cellulose attic insulation.
Loose fill cellulose insulation can settle around and conform to most of the obstructions found in walls and attics.
Please enter depth in inches please enter depth in inches.
In comparison an inch of blown fiberglass insulation has an r value of 3 1 3 4 and an inch of blown cellulose in an attic has an r value of 3 2 3 7.
This calculator is to be used as an estimating tool only.
Allowing people to tune out the noise that they live with on a daily basis and spend more time together.
We feel that through the use of superior building materials and the appropriate practices we can create sanctuaries at home.
Inches more and more customers are striving for experiences.
Loose fill cellulose insulation is composed of pulverized paper and fabric material treated with a flame retardant.
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.
Click the button to calculate the approximate r value for this job.
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.
Input depth of existing blown in insulation in inches.
Types of blown in insulation the two commonly used types of blown in attic insulation are cellulose and fiberglass.
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.
Unlike fiberglass insulation.
These include the type depth and density of the insulation.
Along with knowing the r value of a particular insulation it is also important to calculate the r value of a total system.
As a benchmark one inch of solid wood has an r value of 1.
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Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
