6
GROWSPAN
™
ROUND PREMIUM HIGH TUNNELS
Revision date: 10.25.21
End Rafter
Inside
Rafter
Purlins
Baseboard is
supplied by
customer.
Ground
Level
ATTENTION:
Position purlins evenly during the
frame assembly. Use the rafter pipe joints as
guides when installing the end clamps, cross
connectors, and purlins.
Round Premium High Tunnel
OVERVIEW
This section is an overview of the process for assembling
your high tunnel. For details, please see section,
Assembling the High Tunnel Components. See illustration
below to identify main parts of high tunnel.
1. Locate the required parts for each assembly procedure.
2. Assemble the rafters and frame, and square the frame.
3. Prepare and attach end panels.
4. Attach main cover and Twist-of-the-Wrist assembly.