Insulation calculation once you have determined which r value you need you can calculate how much insulation you need.
Attic insulation thickness calculator.
Refer to the project guide for more information on determining the right r value for your home.
The table below shows what levels of insulation are cost effective for different climates and locations in the home.
The higher the r value the better the thermal performance of the insulation.
R value is a measure of insulation s ability to resist heat traveling through it.
Products where to buy support about us blog contact us homeowners homeowners contractors builders architects.
Greenfiber insulation calculator easy to follow steps for calculating the perfect amount of insulation needed for your project.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
About us blog contact us.
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.
Inspecting your attic 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.
Insulation level are specified by r value.
Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job.