3: Ventilation Last updated Save as PDF Page ID 18015 Aaron Lee BCcampus 3.1: Pressure Terms 3.2: Fans and Blowers 3.3: Axial Fan 3.4: Centrifugal Fan 3.5: Fan Substitutions 3.6: Dampers 3.7: Self Test 3 Thumbnail: Ventilation Shafts (Unsplash License; Mitchell Luo via Unsplash )