How To Measure The Attic For Insulation Square Footage

Measure the length and width of the attic space using a tape measure.

How to measure the attic for insulation square footage.

Square feet needed 10 x 25 250 m therefore the approximate square feet of insulation material needed is 250m. Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job. You determine this by multiplying the length x width of the space. Enter the square footage of your attic.

For example an attic that measures 40 feet by 60 feet. Measure the width of one exterior wall from inside the house. If you re laying the foil down on top of existing attic insulation on the attic floor then you just need to know the square footage of the attic area you re covering. Input length width and desired r value of the area to be insulated.

Insulation input length and width of area to be insulated. Click the button to calculate the depth in inches and pounds of total insulation required for this job. 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. Input length width and desired r value of the area to be insulated.

This calculator is to be used as an estimating tool only. If you don t know enter your attic s dimensions and square footage will be calculated for you. For example if you attic floor area is 30 x 50 then you re measuring 1 500 sq ft. Click the button to calculate the depth in inches and pounds of total insulation required for this job.

If the wall cavity is open measure from the inside edge of one corner stud to the inside edge of the opposite corner stud.