On all models 15’ 7”/ 4.75mm
a MIDDLE
BRACE is fitted instead of a standard brace at
every roof/side section join. See fig 1. Standard
eave braces are fitted (on all models) to all other
glazing bars except at the gable ends.
Fix middle brace at the top and bottom with
1
1
/
2
” /38mm countersunk screws to the roof and
side cill, in the pre-drilled holes. The base of the
middle brace is shaped to partially fit over the top
of the cill.
Next move the short double bevelled block up to
the top of the middle brace and the rafter.
Holding it tightly in position secure with two 1
1
/
4
”/
38mm countersunk screws. See fig 3A.
If your model is 18’ / 5.48m or longer
a
DOUBLE BRACE is supplied for fitting at
approximately 10’ / 3.04m intervals in addition to
the Middle Brace described above. See fig 2.
Loosely bolt the double brace ties to the long
bevelled block at the top. See fig 3B.
(NOTE:
The bevelled end of the double brace ties
should be at the bottom and nearest the side of the
greenhouse.
)
With a double brace tie crossing the middle brace
on either side, loosely bolt them to the short
bevelled side block. See fig 3C.
Move the short bevelled side block up to the side
glazing bar and fix with 1
1
/
2
”/ 38mm countersunk
screws. See fig 3D.
Tighten the bolts holding the double brace ties,
top and bottom, and lock ties to middle brace
with a 1
1
/
2
”/ 38mm countersunk screw on either
side. See fig 3E.
BRACING THE GREENHOUSE
Bracing the Greenhouse on models exceeding 13’ / 3.96m
A
B
E
D
A
fig 3
C
MIDDLE
BRACE
DOUBLE
BRACE
fig 1
fig 2
page 19
Summary of Contents for Amateur 8'0" x 10'6"
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