Anti-static system ventilates without blocking the entry to maintain airflow while working and permits rapid entry and exit. System includes: (or may be individually ordered) 1 ea EF7002 - 8" 1/3HP, 115V, 50/60 IECEX/ATEX/INMETRO Blower-Exhauster, 8" Duct adapters 1 ea EF7004CL/DS - Quick-Couple Long Canister, 2 pcs (8") conductive duct - 5ft and 15ft and duct coupler 1 ea MED189XX - M-E-D, Manhole Entry Device, MED Vent, Black Conductive 1 ea MED90XX - M-E-D, Manhole Entry Device, 90º Elbow Connector, Black Conductive 1 ea MEDUM - M-E-D, Manhole Entry Device, Universal Mount