DA 60-820
28
Technical User Guide
Mount the flat roofing sheet using screws.
Complete the jointing of the flat roofing sheet using joint
sealer. Make sure that the crests of corrugation at the
top and bottom are closed with joint sealer.
3.13.1 Flat roofing sheet in a corrugated steel plate construction, ridge
The roof duct requires a minimum of 832 mm space be-
tween the rafters.
Place the flat roofing sheet underneath the roof ridge.
Plot the outline of the roof duct.
Saw a hole using power shears or a jigsaw.
For the assembly of the flat roofing sheet, see the follow-
ing section.