Position the ridge cap over the ridge beam and receiving channels
and rivet into the channels at 250mm centres, refer figure 22.1.
The panels should be closed in order to protect against moisture
and vermin. Use foam vermin proofing supplied see figure 22.0. If
CGI roofing sheets are being used then vermin proofing foam will
not be required.
Figure 22.0
Figure 22.1
RIDGE CAPPING AND LOWER END CLOSURE
rivet through top sheet
and cutback flashing
rivet through cutback
flashing into panel
standard cutback
flashing
cutback flashing sits
20mm back under top
sheet.
decking
beam
capping
gable
rafter
14 gauge hex head self
drilling screw with cyclonic
cap and neoprene washer
Attach the stop ends to the side gutters with four rivets per stop end,
remove any swarf and waterproof with silicone. Lift the side gutter
and rivet it to the top sheet and angled cutback flashing at 1000mm
centres. Attach gutter straps to top sheet at maximum 1000mm
centres, refer figure 21.0. Note: The gutter profile will look different
if ‘Outback Gutter’ is used, see figure 21.2 for profile.
When fixing gutters always ensure that the front face of the gutter
remains vertical and even. All screws to have neoprene washers.
Silicone to waterproof all rivets and any pan fixed screws.
Gutter Outlet
Position downpipe in line with column/s. Cut a hole in the base of
the gutter near the back chamfer. Insert the gutter outlet pop from
the inside of the gutter and rivet in place using 3mm rivets (figure
21.1), remove any swarf and waterproof with silicone.
SIDE GUTTER
gutter
12 x 20 hex head self
drilling screw with
neoprene washer through
gutter strap into top sheet
rivet through gutter,
cutback flashing and top
sheet
Figure 21.0
downpipe
notched
beam filler
gutter outlet
(downpipe pop)
gutter
rivet pop to gutter
Figure 21.2
Figure 21.1
ridge capping
decking
gable rafter
fr
on
t gut
ter
gut
ter st
rap
gut
ter
riv
et
ed
to cutback
flashing and
top sheet
eiving channel
4.8mm sealed
riv
ets
gut
ter st
rap
gut
ter
riv
et
ed
to cutback
flashing and
top sheet
gut
ter st
rap
riv
et
ed
to c
rest
4.8mm sealed
riv
ets
rec
eiving channel
4.8mm sealed
riv
ets
fix ridge cap to back
channel with rivets at
250mm centers
foam vermin proofing
Figure 20.4
Figure 20.5