... . cold rolling plate 2.profile framework, assembly of steel plate cabin ; durable, beautiful and easy for Maintenance ... Side: PVC rolling curtain, remote control3Back wallboard: EPS steel skin panel,50mm Thick4Basement: Anti-embroidered, grid and embossed plates, ... 900rpm, 2 sets2 Fan Cabin: profile framework, assembly of steel plate cabin ; durable, beautiful and easy for MaintenancePurification System ...