The layout and spacing of the top slats will most determine the amount of shade that the pergola will produce.
Pergola roof slat spacing.
Let s say for example you are making a pergola with posts 10 ft.
Below are comparative drawings of the 4 different rafter and slat spacing options for pergola roofs.
The characteristics implemented in a roof depends upon the intended use of the architectural structure.
It uses 1 3 4 x 1 3 4 roof slats spaced 18 apart on center or slightly less depending on roof size so as to be equidistant from one another.
For instance a pergola or verandah is designed to admit only partial sunlight.
On center with joists that are 134 1 2 in.
Rubber pergolas are very attractive and are used as patio umbrellas but are fragile and will.
Two or three smaller fan pergolas can accent a larger landscape or one big one can serve as a full outdoor great room.
2 x 2 joists may also get broken easily.
In from the end of the joists like the pergola shown here subtract 5 in.
Open roof slats 18 rafters 18.
The most important rule in spacing is to keep the distance consistent between all the rafters.
If you want the end slats to be 2 1 2 in.
Pressure treated pine will come with 2 4 top slats and rough cedar will come with 2 2 slats.
Glass pergolas are typically placed against the house while wood is designed to be part of the interior decor.
Attaching a pergola or pavilion attached pergolas or pavilions are sometimes preferable because.
We ve got instructions and examples to show you how to space rafters when the numbers don t make it easy when to use an even number of rafters and when to use an odd number when to start your spacing with a rafter in the very center of the roof and more.
To get 129 1 2 in.
Adding more or larger top slats will produce more shade.
12 foreverredwood com 1 866 332 2403.
Spacing the rafters 16 to 20 inches apart is common.
Follow this procedure until all the slats are in place.
A typical spacing for the joists top members of a pergola is 16 o c.
If you want less shade use a larger board for spacing your slats.
When you get to the final 6 slats check to see if you will be ending with an equal end space if not adjust the final few slats closer together by fractions so you will end with a similar space as you began.
A roof is the uppermost part of a building that provides shelter and protection from the heat rain wind a variety of weather conditions.
Top slats are 2 2 or 2 4 lumber depending on wood type.
Consider using 2 x 6 support beams and 2 x 4 joists with 2 x 2 slats attached to the top of the joists every 12.
Figuring out proper pergola rafter spacing can be tricky.
Spacing of the rafters will vary according to your visual preference and the size of the pergola.
You are considering a very narrow structure 2 that might not always put the shade where you want it.
Fan pergola a unique design for unique outdoor spaces.
