Economy Airvent 100mm Fan with Timer & Shutter

Airvent 100mm 4" Fan with Timer and Mechanical Shutter.
Ideal for installation in bathrooms and toilets.
Extraction rate: 85m3 per hour.
Integral adjustable electronic timer (1-20mins).
Fan speed: 2400rpm.
Maximum pressure: 20 Pa.
Maximum operating temperature of 40°C.
Sound volume: 41.0dB(A).
Wall or ceiling mountable.

This version has an integrated mechanical shutter.