Product Description Esco Ascent Opti (SPD) ductless fume hood offers excellent containment and ergonomic features at a great value. This compact-sized and simplified ductless fume hood is complete with internal lighting, worktop, and microprocessor control system. It also features a double-hinged sash with arm ports that provides good working flexibility and high containment levels. SPD, designed with safety and comfort in mind, also offers substantial long-term savings with its low energy consumption. Features Double-hinged sash mechanism with arm ports sash with 13 sloping to help minimize glares and reflections allows easy access to work zone without risking exposure from chemical fumes allows higher sash opening for effortless cabinet loading Baffles Improves airflow and prevents fume accumulation in the work area. Filtration System Main Filter: Nanocarb Activated carbon, available in 8 types Efficient perimeter clamping ensures no leakage as well as allows easy filter change procedure. Ergonomic Features Sample Port For manual determination of filter saturation through color tubes Filter ID window to easily determine the type of carbon filter installed in the unit Isocide Antimicrobial Powder Coating Eliminates 99.9% of surface bacteria within 24 hours of exposure Models Item Code Model Code Description 220-240 VAC, 50 Hz 2040099 SPD-3A1 Ascent Opti Ductless Fume Hood, 3ft/0.9m 2040105 SPD-4A1 Ascent Opti Ductless Fume Hood, 4ft/1.2m 2040102 SPD-3B1 Ascent Opti Ductless Fume Hood with Transparent Back Wall, 3ft/0.9m 2040108 SPD-4B1 Ascent Opti Ductless Fume Hood with Transparent Back Wall, 4ft/1.2m 110-120 VAC, 60 Hz 2040100 SPD-3A2 Ascent Opti Ductless Fume Hood, 3ft/0.9m 2040106 SPD-4A2 Ascent Opti Ductless Fume Hood, 4ft/1.2m 2040103 SPD-3B2 Ascent Opti Ductless Fume Hood with Transparent Back Wall, 3ft/0.9m 2040109 SPD-4B2 Ascent Opti Ductless Fume Hood with Transparent Back Wall, 4ft/1.2m 220-240 VAC, 60 Hz 2040101 SPD-3A3 Ascent Opti Ductless Fume Hood, 3ft/0.9m 2040107 SPD-4A3 Ascent Opti Ductless Fume Hood, 4ft/1.2m 2040104 SPD-3B3 Ascent Opti Ductless Fume Hood with Transparent Back Wall, 3ft/0.9m 2040110 SPD-4B3 Ascent Opti Ductless Fume Hood with Transparent Back Wall, 4ft/1.2m #gap-2016902077 { padding-top: 30px, }