BH2000 Bio Safety Cabinet Class II model BHA120.

Part recirculating laminar air flow enclosures with high efficiency particulate air hepa filtration of exhaust air and an air barrier at work opening.

Accordingly the BH2000 BioSafety cabinet Class II hepa filtered vertical laminar air flow recirculates in the work zone which creates an ultra clean work environment for product protection.

To conclude last used in 2011 but however it is in good physical and working condition.