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- white but other colours available.
Browsing a Screwfix or Toolstation catalogue whilst sitting on the bog prepares you for all sorts od issues. You get to know wat is available.
My fan has gravity shutters built in (similar to your link) but, as it's on the weather-wall, I wanted to protect it. I fitted a white cowl - the brown ones are the typical 'wheelie-bin' brown and look really naff.
I stuck a length of type D draught strip
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