54
53
A11
1390
A11
1390
A11
1390
Slide an A11/1390 profile (one on each side) along the two
slanted P4 panels, interlocking with just added P4 panels.
(a)
(b)
(b)
A11
590
P7
P7
P7
A11
590
(a) Take two assembled vent assemblies P7 and slide them
along the just inserted profile A11/1390.
(b) Join the vent with panel P4 under it by driving profile
A11/590 between them.
(b)
A11
590
P4
P7