Master 30" Industrial Oscillating Wall Mounted Fan - 209392 - Northern Safety Co., Inc.
Industrial Wall Mount Fan - 30", Oscillating H-1457 - Uline
30" Indoor or Outdoor Industrial Fan — Oscillating
VI Cabinet Exhaust Fan Totally Enclosed 30 inch 9840 CFM 230/460 Volt – Industrial Fans Direct
Aoibox 30 in. 3 Speed Yellow Heavy Duty Metal Industrial Drum Fan, Air Circulation for Warehouse, Greenhouse, Workshop, Patio SNMX3095 - The Home Depot