Installation Guide

11
12 x 16 Flat Top Pergola
STEP FOUR
3
Fasten the joiners to the main support beams using four,
1 1/2” screws for each joiner as shown.
3
Main Support Beam Assembly
(Wall Side)
Insert one 2x6x16 pressure treated wood into an inner main
support beams followed by two joiners as illustrated.
Insert two outer main support beams until they both butt up tight
inside the joiner. Center the 2x6x16 inside the main support beam
so that the open space at each end is equal.
1
2
1
Critical Note:
Note the location of the pre-drilled holes on the top edge of the
outer main support beams. As pictured below, the further
distanced holes need to mate together inside the beam joiner.
This is critical to ensure equal spacing of your rafters.
Pre-drilled holes
on top
2
Distance to first hole (4 3/4”)
Distance to first hole (9 3/8”)