Cellulose Attic Insulation Inches

To hit code minimums you ve got to add new insulation on top of the old insulation.

Cellulose attic insulation inches.

Cellulose is an eco friendly option made from recycled newspapers with added borate to make it fire and insect resistant. Recycled glass or sand that s melted and spun into fibers. Inspecting your attic insulation. Blown in cellulose insulation costs.

Input depth of existing blown in insulation in inches. Like cellulose you need a big machine to blow it in. Loose fill cellulose insulation can settle around and conform to most of the obstructions found in walls and attics. Inches more and more customers are striving for experiences.

We feel that through the use of superior building materials and the appropriate practices we can create sanctuaries at home. You can get to the same place with either material. 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. When walls are already finished injecting loose fill cellulose insulation is one of the few ways of adding.

Click the button to calculate the approximate r value for this job. 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. Loose fill cellulose insulation is composed of pulverized paper and fabric material treated with a flame retardant. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.

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. This calculator is to be used as an estimating tool only. Or 7 inches of cellulose. Unlike fiberglass insulation.

Estimated depth of current insulation. Loose fill fiberglass seems to dominate attic insulation in new construction homes and has an r value of approximately 2 5 per inch. Allowing people to tune out the noise that they live with on a daily basis and spend more time together. You can t simply buy it in bags and spread it around yourself.

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. First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of 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. It has an r value of 3 6 to 3 8 per inch.