Bathroom fan flapper - constant wind noise | Contractor Talk - Professional Construction and Remodeling Forum
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How To Stop Noisy Vent Hood From Flapping In The Wind | Loud Exhaust Backdraft Fix for Windy Days - YouTube
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Bathroom vent flap making a lot of noise when windy - took video - suggestions? - DoItYourself.com Community Forums
Bathroom vent flapper noise from wind | Terry Love Plumbing Advice & Remodel DIY & Professional Forum
![Bathroom vent flap making a lot of noise when windy - took video - suggestions? - DoItYourself.com Community Forums Bathroom vent flap making a lot of noise when windy - took video - suggestions? - DoItYourself.com Community Forums](https://www.doityourself.com/forum/attachments/ducting-air-circulation-ventilation-systems/77031d1486660247-bathroom-vent-flap-making-lot-noise-when-windy-took-video-suggestions-20170209_080829.jpg)