Poly-Tex W-TRUSS shade structure system - Manual (Page 10)

SHADE CLOTH INSTALLATION
REV: AD-120621
7
WARNING: This product was not designed to support ANY amount of snow.
Be sure all chances of snow accumulation have passed before installing the
shade cloth. If by chance snow does accumulate on top of the shade cloth,
IMMEDIATELY remove the bungee balls securing the shade cloth to allow
snow to fall to the ground.