FanPedia The Fan & Blower Encyclopedia (click on thumbnails to view image galleries) Fan Basics Fan Types Exploded Views Fan Arrangements Impeller Types, Impeller Orientation & Hub Types Discharges & Impeller Rotation Impeller Airflow & Rotation (Axial Fans) Motor Positions Fan Components Housing Construction Motors Motor Bases Shafts Pedestals Inlet Funnels / Venturis (Centrifugal) Bearing Types, Accessories & Modifications Fan Construction Spark Resistant Construction High Temperature Construction Insulated Fans Nominally Leak-Tight Construction RTO Construction High Moisture Construction Swingout & Clamshell Construction Fan Accessories Common Accessories Shafts Pedestals Base Types Vibration Isolation Dampers Inlet Vanes Grounding Devices Inlet Boxes Evasés Drain & Weep Holes Motor Positioners Shaft Seals Split Housings Piezometer Rings Technical Descriptions