12
GROWSPAN
™
ROUND ECONOMY HIGH TUNNELS
Revision date: 10.25.21
U-Channel
End Rafter
INSTALL POLY LATCH U-CHANNEL (Continued)
2. Continue to attach the U-Channel sections to the
rafters (or ribbon board if used) and work toward the
other end of the frame. Cut the last section of
U-Channel to the required length so that it is flush with
the outside edge of the end rafter.
3. Repeat these steps for the remaining side.
4. After attaching the poly latch U-Channel to the sides of
the frame, use Tek screws to attach the U-Channel to
the top of one end rafter.
Space screws at 24".
ATTENTION:
The poly latch U-Channel will bend with
the curve of the rafter as it is attached. The U-Channel
runs from the poly latch U-Channel attached to one
side of the frame to the U-Channel attached to the
other side of the frame.
NOTE:
Inset shows the use of a ribbon board.
U-channel can be attached directly to rafters using
FA4482B Tek screws when ribbon board is not used.
Ribbon Board
FAH009B bolt installed
through U-channel,
board and rafter.
5. Repeat the steps to attach the U-Channel to the top
of the remaining end rafter and continue with the next
procedure.
Space below is reserved for customer notes.
