Mansard roof Wood Shingles Calculator

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Calculate the square footage of Mansard style roof.

Mansard style roof

A Mansard roof is a four-sided Gambrel style Hip roof.


Building Length ft inch
Building Width ft inch
Eaves Overhang inch
Upper Roof Pitch /12
Lower Roof Pitch /12
Lower Roof Length ft inch
Exposure of Shingle inch
Waste %

Results:

Lower Roof Area ft²
Upper Roof Area ft²
Total Roof Area ft²
Ridge Length lineal ft
Shingle Starter Strip lineal ft
Shingles Needed to Cover Roof Bundles
Waste Factor Adds: Bundles
Total Shingles Needed Bundles

Instructions

  1. Enter the length of the building. (feet+inches)
  2. Enter the width of the building. (feet+inches)
  3. Enter the overhang of the eaves. (inches)
  4. Enter the pitch of the upper roof: (rise /12")
  5. Enter the pitch of the lower roof: (rise /12")
  6. Enter the length of the lower roof. (feet+inches)

Results

For the steep lower section of the roof the square feet, roof pitch in degrees and slope percentage
For the upper roof the square feet, roof pitch in degrees and slope percentage.
The length of the four hips/ridges of the lower roof section for capping in lineal feet

Mansard style roof
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