2. A simple “compression-tension”
arch of two aluminum
extrusions, which are “endretained”, which “trap”
polycarbonate sheets firmly
together.
(The aluminum and
polycarbonate come preconnected as one rolled up
unit)
4. To assemble now takes 2 people less than one hour!, and the Flexiroof™ shelter
pictured is held together by 8 bolts only, and connected into the deck beams by
four 10mm stainless coach screws.