Posted on February 15, 2017May 15, 2018500 Quick Specs Airflow: 150-176 CFM Lift: 87in-97in Filtration: HEPA 99.97% @ .3 Microns Inlet & Hose: 1.5″ Locking, 15′ Crush Proof Hose Collection: 8 Gal. Steel Tank