This calculator is to be used as an estimating tool only.
Calculate attic insulation weight.
Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job.
Comfortboard 80 rigid mineral wool continuous insulation sheathing board.
When it comes to estimating the weight of an existing roof field verification of the in place construction is necessary.
Input length and width of area to be insulated.
Estimated depth of current insulation.
Click the button to calculate the depth in inches and pounds of total insulation required for this job.
Inspecting your attic insulation.
Providing a continuous layer of insulation around commercial or residential building envelopes rockwool comfortboard 80 is an exterior non structural stone wool insulation sheathing.
The weight of truss rafter must be added to calculate the dead load of the roof.
Federal housing authority recommends a minimum of at least 1 square foot of attic ventilation evenly split between intake and exhaust for every 300 square feet of attic floor space.
First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.
Click the button to calculate the depth in inches and pounds of total insulation required for this job.
A built up roof for example will typically include the built up membrane itself with or without gravel as well as some kind of insulation and cover board which will vary in thickness from roof to roof.
Refer to the project guide for more information on determining the right r value for your home.
We feel that through the use of superior building materials and the appropriate practices we can create sanctuaries at home.
Input length width and desired r value of the area to be insulated.
This calculator is to be used as an estimating tool only.
Insulation calculation once you have determined which r value you need you can calculate how much insulation you need.
1 lb m ft 2 4 88 kg m 2.
Proper attic ventilation consists of a balance between air intake at your eaves soffits or fascias and air exhaust at or near your roof ridge.
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.
