October 27, 2015 Add as a preferred source on Google Add as a preferred source on Google Exhaust fans help prevent mold and mildew in bathrooms and basements, but when left on, they waste electricity.

So I just bought this nice new switch off Ebay for cheap and it has 4 very loud fans in it. I'd like to replace them with lower noise (and lower flow, I'll take my chances) fans so I can hear myself ...

This is an improved version of Anthony Smith’s designs for a latch on/latch off switch (see the whole series below). The new design switches a 120VAC load, and includes several much-needed details on ...