AAF HEPA and ULPA filter products feature a broader selection of efficiencies, cell side materials and configurations, and separator designs and bonds than any other manufacturer. Every AstroCel filter is individually tested before it leaves the factory to ensure that it meets rated efficiency.

The AAF AstroCel II Series is a unique family of mini-pleat HEPA and ULPA filters designed to combine maximum efficiency with low pressure drop.  AstroCel II pleated media pack is available in sizes from 2" to 4" deep.

AAF PTFE membrane filters are designed to meet stringent semiconductor industry Cleanroom filtration requirements for fab's, modular, mini and microenvironments, as stated in the I300I specifications.

HEPA filter designed for negative air machines, environmental remediation, mold abatement, restoration and renovation and asbestos abatement.