Cellulose Attic Insulation Inches

Loose fill cellulose insulation is composed of pulverized paper and fabric material treated with a flame retardant.

Cellulose attic insulation inches.

Assuming your current attic insulation is made from fiberglass and has a value of r 13 you d have to add roughly 10 inches of additional fiberglass to hit r 38. Inspecting your attic insulation. 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. Your attic should have a certain amount of insulation in it and the recommended level of insulation for your attic is dependent on where you live.

Unlike fiberglass insulation. Loose fill cellulose insulation can settle around and conform to most of the obstructions found in walls and attics. Click the button to calculate the approximate r value for this job. Loose fill fiberglass seems to dominate attic insulation in new construction homes and has an r value of approximately 2 5 per inch.

This calculator is to be used as an estimating tool only. Blown in cellulose insulation costs. When walls are already finished injecting loose fill cellulose insulation is one of the few ways of adding. First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.

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. Inches more and more customers are striving for experiences. To hit code minimums you ve got to add new insulation on top of the old insulation. It has an r value of 3 6 to 3 8 per inch.

Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. Recycled glass or sand that s melted and spun into fibers. Or 7 inches of cellulose. When blown in at a proper fill rate it will not settle.

We feel that through the use of superior building materials and the appropriate practices we can create sanctuaries at home. Recommended inches of cellulose attic insulation. Input depth of existing blown in insulation in inches. You can t simply buy it in bags and spread it around yourself.

Cellulose is an eco friendly option made from recycled newspapers with added borate to make it fire and insect resistant. Pros and cons of loose fill fiberglass attic insulation. Like cellulose you need a big machine to blow it in. 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.