Directory Metric or Inch

Gazebo Geometry Calculator - Centre Nogging, Half Rafter and Full Centre Rafter Options- Metric

Length from any outer floor corner point to center. Or radius of outer floor circle Hip Rafter Thickness
Eave Overhang Level overhang Hip Rafter Depth
Roof Extension Extend Roof Sheeting overhang past common (centre) rafter end King Post Face Width Must be at least rafter thickness. Will be re-set if smaller
Roof Angle Roof angle is steeper than hip rafter angle Birds-mouth Seat
Gazebo Sides

Email this Calculation Creates a link (below) to save or Email current calculation
Gazebo calculator floor only plan view diagram Roof and Floor
Gazebo calculator floor plan view diagram
Roof Segments
Gazebo roof segments diagram

Gazebo kingpost diagram Gazebo roof rafter center join bracket diagram
Roof Centre Bracket and Kingpost Templates

Print Centre Bracket Template If you're using a steel bracket to fix the rafters at the centre Print a Paper Template to mark out the bracket.

You can also use this template to mark out the Kingpost.

Floor Plan
Outer Circle Area
Outer Circle Circumference
6 Sided Hexagon Area
Triangle Side Lengths (Radius)
Triangle Section Centre length
Triangle Section Area
Centres Around Circumference
Side Lengths
Floor Circle Radius
Floor Width at Widest Point

Roof Plan
Roof Height Above Plate
King Post Radius
King Post Face Width
King Post Min Bounding Rectangle
Roof Angle °
Hip Rafter Angle °
Hip Rafter Total Length
Roof Segment Outer Width
Roof Segment Centre Length
Roof Segment Sides Length
Roof Segment Inner Angle °
Roof Segment Outer Angles °
Roof Segment Area
Total Roof Area
Roof Width at Widest Point

Gazebo roof profile diagram

Gazebo roof hip rafter diagram

Cutting hip plumb and side angles with Circular Saw To cut hip tail plumb and side angles with a circular saw: (only with bottom plumb cut)

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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