4" Extractor Fan with Timer

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Sleek, slim profile design offering a quiet and efficient performance Extraction rate 25 litres/second or 90m3 /hour Noise level of 29dB @3m Specific fan power of 0.32 W/l/s Overru n time delay, user settable between 2 and 30 mins Ideal for through wall applications or with ducting lengths under 2m Supplied with a one shot thermal fuse 3-year guarantee Show more