Leave the drill bit sticking through the roof so you can find the hole.
Venting bathroom fan through flat roof.
Slide a flat pry bar underneath the shingles around the nail to break the weather seal.
It also indicates that on sloped roof the termination should be elevated 18.
From up on the roof use a jigsaw or reciprocating saw to cut a 4 in.
Center the nail between two rafters.
Bathroom exhaust venting does not have to exit up through the roof and in fact that s not necessarily even the best termination.
Through the roof or an exterior gable wall.
An exhaust vent fan can exhaust out through a gable end side wall or out through a soffit overhang.
By saum hadi posted on november 5 2018.
My interpretation is that you are not allowed to place a fan vent termination on a flat roof.
How to vent a bathroom fan through flat roof.
When venting a bathroom exhaust fan make sure to vent the air to the outside rather than into your attic where it can cause mold and mildew to form.
It eliminates the need for routing ductwork through the house and these fans usually dry the bathroom more quickly.
Try to keep it close to the fan location.
This involves running ductwork from the fan usually though an attic and out through the roof.
It has a very sleek design with a rounded head that rotates to let the hot air out of the attic while bringing in fresh cooler air at the same time.
Options for venting a bathroom exhaust fan include best to worst.
Does a bathroom extractor fan have to run the outside roof vents the keys to proper bathroom exhaust pacific west roofing best roof vent fans for your van conversion outbound living types of vents for flat roof synergy infotech.
It is electrical powered and can also be driven by wind power.
Depending on the location of the bathroom it may be easy to vent the exhaust fan through the roof.
In many homes with a sloped roof this can be a problem to install.
Start in the attic and drill a hole through the roof in the desired vent location.
There seems to be a lack of what is an acceptable venting configuration for a bath fan when you are forced to go through a flat roof.
From the roof find the nail and use the utility knife to cut roof shingles from around the nail.
8 aura vent.
And of course a bathroom with a window doesn t require an exhaust vent.