Features 1.The Biological Cabinets made by our companyhas two serious of BHC-II A/B3(70% circulated,30% exhausted) 2.BHC-IIA/B2(100% exhausted) 3.with Hepa filter and ULPA filter for the selection of the user HEPA filter adopted—(Filtration Efficiency)— @0.3μm≥99.995% (Cleanliness)—ISO Class 5 (Class 100) (ULPA)ULPA filter adopted—(Filtration Efficiency)— @0.12μm≥99.999% (Cleanliness)—ISO Class 4 (Class 10) 4.(Air velocity)Within the door—0.38m/s In the middle—0.26m/s Inner—0.27m/s 5.Air-Inhaled velocity≥0.50m/s Noise≤58dB(A) Vibration/Half peak≤3μm Power — AC220V,50Hz Max Consumption(KVA)≤2.4(With spare socket) Mass(kg)—300 Work Dimension(W×D×H)—1000×600×640mm Overall Dimension(W×D×H)—1200×815×2270mm Size and Qty of light—20W×2 Size and Qty of UV—20W×1