The laminar flow clean bench is a work bench or similar enclosure which has its own filtered air supply. It provides product protection by ensuring that the work in the bench is exposed only to HEPA-filtered air. Laminar flow clean benches are widely used in medical research laboratories, hospitals, manufacturing facilities and other research and production environments. BIOBASE can offer both horizontal and vertical flow models for you. Model BBS-DDC External Dimensions ( W x D x H) 1040× 600× 1730 Internal Dimensions ( W x D x H) 940* 580* 540 Display LED Digital display Pre-Filter Disposable, non-washable polyester fibre HEPA Filter Efficiency > 99.995% at 0.3¼ m Laminar Airflow Velocity Average of 0.3~ 0.5m/ s Noise Level