Three thirty seconds of an inch or 3 32.
Pergola roof spacing.
Install the front and rear rafters first fastening them to the face of the support posts above the girder.
The average pergola structure is usually between four and eight feet tall and eight feet and taller.
Spacing of the rafters will vary according to your visual preference and the size of the pergola.
The most important rule in spacing is to keep the distance consistent between all the rafters.
The only hard and fast rule of rafter spacing.
So the rafter spacing should be 15 inches and 29 32 of an inch for absolutely even spacing.
So can six tall pergola posts really be anywhere between one and five feet apart.
In many ways it almost seems like the sky not the roof is the limit.
The design of a roof on a timber frame pergola can really change the look and feel of the architecture which is really exciting.
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Since 16 goes evenly into 48 three times you can arrive at the number you need to shrink your gap for symmetrical spacing across the pergola.
Spacing the rafters 16 to 20 inches apart is common.
The fullwrap roof is an elegant unique finished look with the beam profiles shown on 3 or 4 sides and is one of our top pergola roof design choices.