1.4
Locate your Y7 Panel from your original greenhouse or in the panel box if just beginning building now. You will need a utility
knife, straight edge ruler or square, a tape measure and a permanent marker for the next steps. You will need to mark a small “x”
on the side of the panel that should face outwards to the sun.
1.5
You will need to cut (1) of the Y7 Panels which measure 22 3/4” x 58 1/8“ to the dimensions of a Y8 Roof Vent Panel
which is 22 3/4” x 19 1/8”. See .
1.6
You will need to cut what is left over of the Y7 Panel which now should measure 22 3/4” x 39“ to the dimensions of a Y9
Roof Vent Panel which is 22 3/4” x 36 7/8”. See .
19 1/8”
58 1/8“
Y7
Y8
1477mm
486mm
3
Y9
36 7/8“ 937mm
22 3/4”
578mm
22 3/4”
578mm
Cut
Cut
ROOF VENT ASSEMBLY
