Thanks for the speedy replies. I will do the simple thing first by cutting the door for 10mm gap.
PBD, the fan is new (house just renovated) but I don't think it is very good as same model in the utility room barely lifts the gravity flaps on external vent (300mm pipe).
I will review...
Hello
Although I have just registered I have browsed this site for useful tips over the years so thanks for that help.
I have searched the forums and can't find an answer for my specific situation.
I have an internal bathroom with no window. I have an extractor fan fitted that runs...