Directory 👈 Inch or Metric

Measure Roof Pitch and Angle with 2 Levels or Lay Phone Directly on Slope to Measure and Speak Angle


Hold spirit levels plumb and level.

Measure and mark length on horizontal level to vertical level. Then mark height on vertical level to roof surface, remove levels and measure marked height.

Enter Length and Height measurements and hit Calculate to find roof pitch and angle. Drag the slider to animate, or with phone or tablet, measure directly from roof surface.

Measure directly from device Visit this calculator with Tablet or Phone and lay your device on an angle (the roof) to directly measure Pitch and Angle, and speak results.

DON'T BREATH THE DUST If you're cutting blocks, concrete, stone or ANYTHING and there's DUST - DON'T TAKE THE RISK
Don't cut it, or cut it wet so there's NO DUST - Silicosis Sucks

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Copy all diagrams on this page to bottom of page - Make multiple copies to Print or Compare.

View page on Phone via QR Code (Not current calculation result)

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All calculators on this site are geometric only.
Check relevant local regulations for appropriate sizes, spacings and all engineering requirements.

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