Gambrel Roof Calculator & Construction Guide – Angles, Rafter Length, Height

Gambrel Roof Calculator Building Width: Building Length: Lower Roof Pitch (in 12): Upper Roof Pitch (in 12): Overhang: FeetInches Unit: FeetMeters Calculate Roof Dimensions Gambrel Roof Calculations Gambrel Roof Features Symmetrical two-sided roof with two slopes on each side Lower slope is steeper than upper slope (typically 8:12 and 4:12) Provides extra headroom in attic […]

Gambrel Roof Calculator

Building Width:

Building Length:

Lower Roof Pitch (in 12):

Upper Roof Pitch (in 12):

Overhang:

Unit:

Gambrel Roof Features

Symmetrical two-sided roof with two slopes on each side
Lower slope is steeper than upper slope (typically 8:12 and 4:12)
Provides extra headroom in attic space
Commonly used for barns, sheds, and Dutch colonial homes

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