Greenwood Select 100 Fan, Pullcord - AXS100PC duct_diameter_125mm a three way position switch

a three way position switch should be used to achieve this

This is the 'B' model which is a single speed fan operated via a light switch or pull cord

They are typically installed in locations that will often not be visible to occupiers

Genuine MRXBOX95-WM2 G3 Filter Replacement 194mm x 347mm

which makes it an ideal home ventilation solution

Greenwood Select 100 Fan, Pullcord - AXS100PC duct_diameter_125mm a three way position switchThe Select AX100PC is a basic single speed axial fan with anti backdraught shutters and built in guide vanes to improve airflow. The fan has an on off pull cord switch. The IP rated 24 fan can be located in Zones 1, 2 or Outside. The AXS100PC replaces the AX100 B and NDX100PC