Greenwood Centrifugal Surface Mounted Bathroom Fan - SF90B control_basic The overrun timer can be

The overrun timer can be set to run for up to 30 minutes

Vent Axia VA100XHT bathroom extractor fan with humidity control and Timer

The iCONstant provides a ventilation solution that satisfies the need for an energy efficient

Greenwood ZGS1 Switch

It is important that if the duct run is long (more than 1m) that the spigot is reinserted as this helps the flow of air

Greenwood Centrifugal Surface Mounted Bathroom Fan - SF90B control_basic The overrun timer can beThe SF90B Surface mounted fan can be wall or ceiling mounted, It is a single speed, 100mm surface mounted centrifugal fan suitable for duct runs up to 10m long and comes with integral back draught shutter. This is the 'B' model which is a single speed fan operated via a light switch or pull cord. The SF90B replaces the S90B. So if you have a S90B then this fan is its direct replacement and it will fit in the same space as your existing product and