Attic Insulation Thickness Calculator

Greenfiber insulation calculator easy to follow steps for calculating the perfect amount of insulation needed for your project.

Attic insulation thickness calculator.

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. R value is a measure of insulation s ability to resist heat traveling through it. Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job. Products where to buy support about us blog contact us homeowners homeowners contractors builders architects.

Input length and width of area to be insulated. This calculator is to be used as an estimating tool only. Refer to the project guide for more information on determining the right r value for your home. Inspecting your attic insulation.

First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation. About us blog contact us. The table below shows what levels of insulation are cost effective for different climates and locations in the home. 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.