WINDOW FRAMES
Remove any packaging from the new frame and
screw the sill into the bottom of the frame. Use 2
x 50mm screws and ensure not to penetrate the
inner skin of the frame.
144
144
Check that frame is both level and plumb, then
drill fixing holes into the frame sides. Pre-drill with
a 6.5mm drill bit.
148
148
Fix the sides of the frame to the wall panels using
the star head 112mm screws at the measurements
marked out. Don’t forget to fix the top and bottom
of the frames as shown in step 166.
150
150
Insert packers around all edges and intervals to
level it and maintain the 5mm expansion gap.
Ensure the back of the frame is in line with the
OSB sheet inner face as shown above.
147
147
Be sure to seal the ends of sill with the caps
provided to prevent moisture from tracking along
into the woodwork.
145
145
Apply adhesive silicone to the base and carefully
position the new frame into the aperture. Ensure
to centralise it.
146
146
These should be drilled 150mm from the top and
bottom corners and 300mm from the 150mm point
at both sides. Use packers at the fixing points to
avoid distortion to the frame.
149
149
Remove the timber excess from the window
section before inserting the window frame. Take
out any screws in this section and cut with a saw,
using the inner edge as a guide.
143
143
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