Instructions / Assembly
7
At rakes, as well as at ridges or hips,
universal ridge/trim pieces must overlap
each other for 7”
In the beginning of the installaon, the universal ridge/trim
piece always overlaps the rst corrugaon of Onduvilla.
At the opposite side, it is possible that the corrugaon is
not at the right posion. In this case, bend the at end of
Onduvilla and lean it to a baen that is overlapped with the
universal ridge/trim piece.
1
2
3
Fixing
Fixing
Fixing
Fixing
3”
Overlap of 7”
Overlap of 7”
Apply the underlayment to also cover the
strips of OSB.
Apply and cut Onduvilla shingles so that they
extend over the valley metal and into the
valley a maximum of 2”. Push llers cut from
the closure strip into each corrugaon and x
them together with the shingles.
3”
4”
Leave a space of 3” between the rst
corrugaon and the rake line in order to
provide the correct xing of the universal
ridge/trim piece. Fix both wings of the
universal ridge/trim piece aligned with the
nails on the roof.
Fillers cut from
closure strips
Underlayment
Metal valley
Roof deck
(OSB)
10”
10”
3” OSB
Ice and water shield
14” 14”
Roof deck
(OSB)
1 2
3
Apply one layer of ice and water shield for the
valley.
Fix the metal valley and two strips of OSB on
both sides.