General lab & storage
Fume hood
A ventilated enclosure that draws air away from the user to capture and remove harmful vapours, gases and dusts while working with chemicals.
- Pharmaceutical
- Chemicals
- Universities and research
- Environmental testing
- Food testing
PREVENTIVE MAINTENANCE
Maintenance checklist
Daily / each use
- Check the airflow indicator
- Keep the work area tidy and clean
Monthly
- Test the low-flow alarm
- Check sash cables and movement
Annual (or as per site standard)
- Measure face velocity at a grid of points across the opening with a calibrated anemometer
- Smoke visualisation of airflow
- Containment test if required by your standard
- Inspect fan, belts and duct; replace carbon filters on ductless hoods
SAFETY
Safety precautions
Before you work on the Fume hood
- Never put your head inside the hood while working.
- Use the sash as a shield and keep it as low as possible.
- Do not use perchloric acid except in a specially designed perchloric acid hood.
- A fume hood is not a biosafety cabinet and does not protect against biological agents.
In LimsPulse · Calibration Management
Keep every Fume hood in control: usage logs, calibration and maintenance schedules, and automatic blocking of overdue instruments.