HEPA Filters

Also in this section:

Why Clean Air?
Clean Air Philosophy
About Cleanrooms
Cleanroom Classifications
Cleanroom Standards
Cleanroom Protocols
Cleanroom Housekeeping
HEPA Filters

Bassaire HEPA Filter Specification

Bassaire supply and install mini pleat HEPA filters capable of passing a PD6609 leak test of less than 0.001% penetration against an upstream concentration of 20-80 µm per litre.

Unless specified all our standard products contain standard size HEPA filtration, with protective mesh both sides, to the following specification:

FILTER EFFICIENCY: 99.999% @ 0.3 µm
FILTER FACE VELOCITY: 0.45m/sec

Bassaire Pre-Filter Specification

Bassaire supply and install disposable pre-filters to the following specification:

FILTER EFFICIENCY: 92% @ 5 µm