1. Material Body: Galvanized steel with insulated inside 2. Dimension 70x100x66 cm. (include 21 cm leg height) 3. Air flow 690 CMH 4. Motor 0.37 kw, 220/380V 3 phases 5. Speed Variable adjusting speed 6. Blower Centrifugal FAN 7. Filters Pre filter size 12x24x2 inches Class G4 HEPA filter size 12x24x12 inches Class H14