Ceiling or wall-mounted (W)156mm Extractor fans

Vortice 11976 ARIETT T Centrifugal Extractor Fan 100 mm / 4 Inch (Timer Model)

Vent Axia 251410 VA100XT Axial Extractor Fan with Automatic Shutter 100mm / 4 Inch (Timer Model)

Airvent 457086 Axial Extractor Fan Axial 100 mm/4 Inch (Timer Model)

Vortice 12001 Ariett Habitat 20/75 LL dMEV Continuous Running Extractor Fan

Airvent 459309A Axial Extractor Fan with Auto Shutters 100 mm / 4 Inch (Timer Model)

Vent Axia 251510C VA100XHT Axial Extractor Fan with Humidistat Timer & Automatic Shutter - 100mm

Vortice 11966 Ariett LL T Centrifugal Extractor Fan (Timer Model)