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Revision as of 19:49, 30 January 2016 by John Stockton (talk | contribs) ("Mould-cleaning products" section removed, as I forgot to add the link and have lost the link ;-()
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Ventilation fans

Ventilation fans can be controlled manually, or by a timer perhaps started by switching on the bathroom light, or by a Relative Humidity (RH) sensor. John Stockton (talk) 16:45, 25 January 2016 (UTC)