Air passing through ducts and radiators can sometimes create a loud noise as can water passing through pipes.
Attic noise windy.
When the wind is blowing against your roof or your attic sidewalls the pressure of the wind is causing the wood framing to flex.
This noise can get annoying but there is a remedy for it.
A loose attic vent or shutter on a window can make a banging noise in the wind.
Clicking knocking and clanking no that s not the sound of chains rattling in the attic.
Occasionally these fans start making annoying noises.
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The wind noise could be generated by air passing through the soffit vents conventional roof vents if any a ridge vent if installed gable vents if present or turbine vents which are notoriously loud.
These are noises from my attic.
It sounds as if something is going to come crashing through the ceiling above our bed.
The attic in our four year old house creaks and when it s windy we hear cracking noises as well.
Heating ducts as they cool also make banging noises as do.
By replacing the old flap with one that is weighted or has a spring you can stop the wind from opening the vent flap.
When you hear a banging coming from the attic and are trying to determine the cause you are most likely dealing with one of these four animals.
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Most attic fans are controlled by thermostats that turn them on or off according to the temperature in the attic.
They are most useful during summers when the attic temperature can reach upwards of 120ºf.
Mice rats birds or other animals may have entered the home and are chewing digging and pecking on the interior of your home from the attic or inside the walls.
In addition regardless of whether there is an attic or not we suspect that most of the wind noise is caused by wind moving through the attic vents.
A loose shutter on an attic window or loosened attic vents can cause a banging sound if it s windy as can branches hitting the roof.
If you hear a banging noise coming through your bathroom vent when it is windy chances are that the wind is picking up the vent flap and then letting it bang closed.
Sometimes wind and roof vents do not get along well.
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An attic fan is meant to reduce the temperature in the attic by sucking out hot air.
There are a few possible sources for this sound but none of them ghostly or even worrying enough to call.