Biological Safety Cabinet Class II Type B2 Filter Type ULPA Overall Height 63 5/16 in Overall Width 56 in Overall Length 33 1/2 in Inside Height 28 1/10 in Inside Length 24 1/2 in Inside Width 50 in Opening Size 10 4/5 in Voltage 115V Number of Filters Required 2 Range Greater than 99.999 Percent for particle size between 0.1 to 0.3 microns per IEST-RP-CC001.3/H14 per EN 1822 Stainless Steel Interior Compliance IEC61010-1 UL-C-61010A-1 Width 48 in Depth 33 1/2 in Height 61 in