Horizontal Laminar Flow Cabinet direct the air through PRE filter at the bottom level of the cabinet and the air flows horizontally through HEPA filter towards the work area. Again the air is discharged back to the room. Thus horizontal laminar flow cabinet provides only product protection.
The Laminar Air Flow Cabinet is a standard air flow model used in most laboratories. It provides only product safety and not user or environmental safety. The area of work table will be under Class 100 clean air working condition and the cabinet air will be vented exhausted out through the front opening.
Vertical Laminar Airflow directs the air through PRE filter from top bottom level of cabinet and the air flows vertical down flow through HEPA filter towards the work area. Again the air is discharged back to the room. Thus vertical laminar flow cabinet provides only product protection.