How Much Blown Insulation Should Be In Attic

The higher the r value the better the thermal performance of the insulation.

How much blown insulation should be in attic.

Bills03303 via flickr cc by 2 0. If you need to add insulation in your attic save big by blowing in cellulose insulation yourself. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. Today s building codes require a minimum amount of insulation in walls and attics but older homes were often under insulated so for many owners of such homes the answer is blown in insulation.

Inspecting your attic insulation. Blown in insulation machine rental if doing it yourself you ll have to pay for machine rental. How much does attic insulation cost. The main factors that impact the cost are.

How much does blown in attic insulation cost. A furnace or water heater flue in the attic requires an insulation dam around it usually of 1 inch. R 30 to r 60 insulation will cost between 0 15 to 0 65 cents per square foot. We start with this common type of insulation and a word of caution.

Click the button to calculate the depth in inches and pounds of total insulation required for this job. On average you can expect to pay between 1 25 to 2 00 per square ft. Square footage of your attic. 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.

You can do it yourself for about 500. The pros charge 1 500 to 2 000 to do a 1 200 sq ft. First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation. Type and material of your insulation.

According to home advisor insulating your attic can cost between 1700 to 2100. Input length width and desired r value of the area to be insulated. Blown in insulation overview. Our teams recently helped a homeowner clean up after burst pipes in the attic.

To install attic insulation and material cost for cellulose fiberglass with a r value of. The table below shows what levels of insulation are cost effective for different climates and locations in the home. Labor if hiring someone else you ll pay about 37 65 per hour or 15 per bag for the labor and any additional costs. The situation was made much worse by the attic s blown in cellulose insulation.

This calculator is to be used as an estimating tool only. Contractor or insulation installer s fee. 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.