Alton Evolution Octagonal 9x9 Instruction Manual page 26

Lantern Assembly
Diagram 59
The gable glass and side glass are retained by the four flashing parts (EV1021M), use 25mm pan
head screws to fix in place making sure they all meet neatly in the corners.
Diagram 60
9
Taking the necessary safety precautions insert the two
gable and two side panes into the lantern as shown
below. Make sure your helper is stabilising the frame as
you do this.
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