SILENT 100 Ultra Quiet, Stylish WC & Bathroom Extractor Fan With Backdraft Shutter and Presence Detector, 100mm Ultra quiet running Silent elastic blocks Backdraft shutter and airflow guide vanes as standard IP45 rated (IP57 for SELV version) SELV versions available Adjustable timer, humidity sensor, pull-cord and PIR models available Available in silver (standard and timer models only) 5 year warranty
eBay