General Equipment EP17 Positive pressure ventilators, designed for the removal of airborne dust contamination, fumes, high ambient temperatures and other environmentally sensitive materials processed on construction and industrial job sites. With high static capacity, five blade MultiWing, axial- type propeller this Genral Equipment model comes equipped with reinforced composite annular ringed, propeller enclosure of all steel construction. As well as being powder coated for resistance to corrosion and internal damage. This model has rubber anti-vibration mounting with 2.80/2.50-4 pneumatic tires rated for non-highway use.In case safety is an issue this Positive Pressure Ventilation Blower offers over center, friction type parking brake system, designed to be deployed as necessary to prevent machine movement on the job site. This unit is Factory wired to operate on 115 VAC. but can be field wired to operate on 230 VAC Features: -High static capacity.-Five blade MultiWing, axial- type propeller.-Equipped with reinforced composite annular ringed.-Powder coated for resistance to corrosion and internal damage.-Rubber anti-vibration mounting with 2.80/2.50-4 pneumatic tires rated for non-highway use.-Friction type parking brake system.-Propeller enclosure of all steel construction.-Engine: Electric, 1.5 HP (1.2kw), 60Hz, 115/230 Volts, AC, Single Phase.-RPM: 3450.-Speed Control: Single Speed.-Blower Type: 5 blade MultWing® axial.-Propeller: Aluminum, steel tapered hub.-Frame: Tubular welded steel.-Flow Direction Control: Twin spring loaded latch system, hand deployed, 13 positions, -15 degrees down to +20 degrees upward.-Product Type: Floor.-Style: Traditional.-Finish: Orange.-Adjustable Fans: Yes.-Recommended Use: Commercial.-Country of Manufacture: United States.Dimensions: -Size: 16.5 (419 mm).-Free Air: 4858 CFM (136 cm).-Overall Height - Top to Bottom: 44.-Overall Width - Side to Side: 25.-Overall Depth - Front to Back: 27.-Blades: Yes -Blade Thickness- Top to Bottom: .-Blade Diameter - Side to Side: .-Blade Length - Front to Back: ..-Overall Product Weight: 117.Warranty: -Warranty: 2-Year.