Air Systems International AV-4POLY Electric HEPA Vacuum schaefer 485b112 Air Systems BB30-COAA Manual

Air Systems BB30-COAA Manual

Schaefer 24PTB/24PTF-B fan blades

Schaefer Master MAC-30WOSC Wall Mount Fan

CFM (free air): 5640

It can cover up to 22 feet

Air Systems International AV-4POLY Electric HEPA Vacuum schaefer 485b112 Air Systems BB30-COAA ManualAir Systems International AV 4POLY Electric HEPA Vacuum The Air Systems AV 4POLY features an innovative absolute HEPA certified filtering system & dual layer intermediate microfilter. The AV 4POLY HEPA filter features an outer steel housing & micro fiberglass paper filter material which is separated with a corrugated aluminum sheet encased with a steel protective screen. All HEPA filters manufactured by Air Systems feature an efficiency rating of 99.