Service après - vente
Support technique en ligne
Solution de projet Capacité
Conception graphique
Application
airport,basement,tunnel etc.
Style de conception
Industriel
Point d'origine
Guangdong, China
wall
High dencity polyester weave coated PVC on both side
spiral
reinforced steel wire
Exterior spiral cover
NBR rubber
Function
For air ventilation
Feature
flexible,portable and flame retardant