PRODUCT DETAILS Vertical Intake Centrifugal Type Air Curtain Metal casing, strong fire resistance, simple installation and easy cleaning.The maximum installation height can reach to 8.0 meters, suitable for factory workshops, warehouse, super markets entrance.Quality motor runs for 5000 hours continuously without any defects.Multiple unit specifications: 1000mm, 1200mm, 1500mmVarious installation heights available: 5m, 6m, 7m, 8m.