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| Brand | LABCONCO |
|---|---|
| Origin | USA |
| Model | 3930221 |
| Dimensions (W×D×H) | 24" × 29" × 28.6" (61 cm × 73.7 cm × 72.6 cm) |
| Operating Voltage | 230 V, 50/60 Hz |
| Window Opening Height | 8.0" (20.3 cm) |
| Working Face Velocity | 60–80 fpm (0.30–0.41 m/s) |
| Static Pressure at Work Height | 0.02–0.03" H₂O (5–7.5 Pa) |
| Exhaust Flow Rate | 70–95 CFM (1.98–2.69 m³/min) |
| Compliance | ANSI Z9.5, Modified ASHRAE 110, SEFA 1 |
| Construction | Epoxy-coated steel and aluminum frame with tempered safety glass panels |
| Air Handling | Requires external blower or FilterMate® portable exhaust unit |
| Optional Accessories | Lighting kit, work surface, support base |
| Weight (shipping) | 110 lbs (50 kg) |
| Integrated Monitoring | Guardian Jr. airflow alarm only (no digital readout) |
| HEPA Filtration | Not included |
| Ergonomic Angle | 20° sash tilt |
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