Greenwood Centrifugal Surface Mount Bathroom Fan with Timer - SF90T 1500-2000 Each filter dimension 27cm x

Each filter dimension 27cm x 14

Also known as P/N 442356

used to catch small and often invisible particles such as pollen spore bacterium and dust are also available - see model reference 90000323

Zehnder P/N  655 000 755

When installing this fan you need to select which of the two speeds you want it to operate at if not using the three way switch above

Greenwood Centrifugal Surface Mount Bathroom Fan with Timer - SF90T 1500-2000 Each filter dimension 27cm xThe SF90T 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 'T' Timer model a single speed fan operated via a light switch or pull cord. The overrun timer can be set to run for up to 30 minutes. The SF90T is IP rated 44, can be located in Zones 1, 2 or in the 'Outer Zone' and surface, wall or