Quote:
Originally Posted by Keefelane66
The bathroom fans usually vent exhaust to the eves not through the roof. There is a flap valve one chaser vent that may possibly be removed. The circular outlets coming thru roof are called soil pipes connected to sewer drain lines and vent fumes.
Since it’s a new home call warranty department.
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Agree, normal noise and those vents exhaust in the eves.
An exception is stove and roof mounted dryer vents. ICNA: Dryer vents need to be cleaned periodically