My home is like betty s.
Venting bathroom into roof space.
I was thinking of using a straight pvc pipe to create a horizontal run leading towards the roof and then somehow terminating it at the eaves although i don t know how to do this properly.
When we got into the attic i quickly noticed the smell moisture and what i could see as mold on the roof rafters above each bathroom.
It cannot move air to a crawlspace or attic.
While this may seem obvious homeowners may out of convenience direct the vent into either of these locations.
Until recently builders and plumbers might have got away with it as long as the.
It needs to vent to the building exterior.
This section notes that air exhausted from the bathroom must be sent outdoors not indoors to the same residence or indoors to any other dwelling unit.
The 2 pipes one a 4 master and the other a 3 2nd do not go through the ceiling but into a common box that goes through the roof.
What is the irc code referencing this.
The master bathroom and the 2nd bathroom vent through the roof and through the same opening.
Reducing the effectiveness of the insulation.
This article describes routing bath exhaust fan duct upwards through an attic or roof space or downwards through a floor or crawl space.
These stem vents should be properly connected to the bathroom ducts to ensure that moisture is traveling to the exterior not the attic space.
Took the fan off and lo and behold no ducting.
We have a bathroom with no external windows and an extractor fan that we just discovered vents straight upwards into the cold loft space.
Bathroom vent exhausting into attic space.
The 2nd bathroom vent drips on the floor and is ruining the ceiling.
Recently we had a loft extension including a bathroom.
I understand this will be very bad for the wooden beams.
Bathroom ventilation fan duct routing routing a bath vent duct down out or up through an attic or roof out.
Now winter is here we ve noticed the ceiling extractor blows a cold gale in when the wind comes from the west so i decided to find the vent outlet.
In all cases the ducting needs to conduct the exchaust to the building exterior and needs to terminate in an animal proof vent cover.
To be properly terminated bathroom fans should exit the home through stem vents that are specifically used for this purpose.
Is it okay to vent a ceiling fan into the attic for just a toilet room.
They have left it venting into the roof space see photo.
After further inspection it was evident the current home owners vented their bathroom exhaust fans directly into the open attic space and not to the outside.
Children seniors and people with weaken immune systems or respiratory issues are usually more susceptible to mold issues than others.
On 2020 02 19 by joe.
