GROWSPAN
™
GOTHIC PRO GREENHOUSES AND SYSTEMS
28
Revision date: 05.29.19
12. Take a 144" (12') panel (116051) and cut a section from
it to the dimension determined in previous step.
13. Peal back a corner of the protective film, mark UV-
protected side, and remove all protective film.
14. Apply foil tape to cap cells at one end of panel.
NOTE:
Upper end of all upper panels is closed with foil
tape. Lower ends are capped using 104213 aluminum
U-channel.
Vent tape is not used.
15. Take a section of 12' H-channel (111929) and
cut a
piece that is 1" shorter than the panel length.
Repeat
step to cut another section for the other panel edge.
POLYCARBONATE ROOF PANELS (continued)
16. With assistant stationed inside and outside the frame,
carefully set panel on frame and overlap top of lower
panel by 6".
17. Align panel and center H-channel with center of end
rafter and first interior rafter.
18. Secure panel to rafters as previously described using
FA4484B Tek screws and 102921 washers.
1"
Top edge
of panel
NOTE:
This allows space for installation of the 104213
U-channel once panel is installed.
This distance plus 6".
Installed lower
roof panel.
Upper End of
Lower Panel
ATTENTION:
Install upper Tek screws a few inches
down from peak to prevent interfering with the
installation of ridge cap. (See diagrams on next page.)
Use a section of ridge cap to gauge placement of Tek
screws that secure panel.
19. Repeat steps to prepare and install the adjacent upper
panel (same frame bay).
6"
Overlap
Line
Step 19
11. Next, measure from peak to top of lower panel
and add
6" to allow for a 6" overlap
of each lower panel.
