Purlins and Bracing Tubes Installation
3. When 2 arches are in place, connect purlins (No.4) between them by carriage bolt M10x80
(No.15). Please note the direction of the bolt, do not leave the shaft outside where the fabric
will rest. By this way, one arch and purlins between it in turn, frames are installed.
4. Install bracing tube (No.5) by Clip (No.13).
Note: Before install the arch, please install the clip firstly.