11
H
130
mm
•
Roll the sheet (H) and insert it into the
hole, paying attention to the splicing
line, which must always face up-
wards. (fig.11).
Use an ordinary cutter for the foregoing
operation (fig. 11 - 12).
To position the external grids, proceed as follows:
a.
Apply the seal (G) to the wall flange
(D), ensuring it lines up with the outer
edge of the flange as indicated in the
figure 13.
b.
Fix the two flanges using 2 pegs having
a diameter of 6 mm and check that the
two fixing holes are horizontal (fig. 14
- 15 - 16).
14
G
16
EN - 18
ø162/202
mm
G
H
12
13
G
15
ø6mm
D