LOUVRE VENTS
Louvre Vent Assembly and Fitting
Louvre vents are fitted at staging height and are
position, pushing
positioned to complement other ventilation
gently upwards to
available: eg ventaccess and roof vents.
ensure a good fit
They can only be fitted where the glass you
and make secure
are replacing is 730 x 1422mm.
with brown glass
stops and replacing
First, carefully remove existing sheet of glass from
the glazing beading.
the chosen panel by removing the glazing
See fig.4.
beading and the two brown glass stops. Support
the glass at the bottom, then gently remove the
Finally open louvre
glass by initially moving to the left. Put safely to
to the horizontal
one side. Remove centre nut and bolt from side
position and insert
section.
glass blades, (4mm
thick). Secure by
OPTIONAL
fig 2
21” / 535mm
Top
louvre
Top rail
cill
channel
Louvre
Bottom
location
rail
channel
Bottom
louvre
cill
Rail fixing screw
fig 1
location
bending lips up.
(Use pliers if
necessary).
19mm
R/H screws.
Sides only
Plastic seal, cut flush at
ends
5mm Self tap screws.
Top and bottom only
The fitting of
automatic
openers
can be done at this
stage. Please follow
the instructions that
come with the unit.
SECTION
fig 4
from outside the greenhouse
Measure 21”/535mm for top of panel.
See fig 2.
Insert the louvre top rail into the top cill
channel until fully home. Together with
the top sheet of glass (18
1
/
2
” x 28
1
/
4
” /
470 x 730mm) offer up to the section so
that the bottom of the top louvre cill is at
21”/535mm. See fig 3. At this stage mark
screw locations of vent, make pilot holes
with bradawl/drill. Secure with
3
/
4
” /
19mm roundhead screws provided.
Fit bottom cill onto the louvre vent
bottom rail. Place bottom sheet of glass in
fig 3
from inside the greenhouse
replace beading once
vent is fitted
page 21
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