No you cannot vent your bathroom exhaust fan into the attic.
Bathroom vent no attic.
By the diy experts of the family handyman magazine.
Installing a bathroom fan without attic access.
But you can install one fan in your attic for both bathrooms and make your bathroom quieter too.
Wall mount fans are mounted on an external wall of a home and are used if there isn t a way to vent through the roof as in the case of a bathroom on the first floor of a home.
Bathroom exhaust fans perform an important function by removing excess moisture from your home.
The best way to proceed with a bathroom fan installation with no attic is to run the venting duct between the ceiling joists and through a nearby exterior wall.
Venting two bathroom exhaust fans through one roof duct won t work sorry to say.
Your attic is not a temperature controlled environment is never the same temperature as your living space and generally closer to the temperature outside.
The building code requires a bathroom exhaust fan to vent outside the building so installation of a new bathroom fan necessarily involves installation of ductwork.
Mold in a bathroom can be caused by a plumbing leak but splotchy stains on wall or ceiling surfaces usually indicate inadequate ventilation too much moisture in bathroom air.
This is much easier to do if you have attic access because if you don t you usually have to remove some ceiling drywall and run the ducts along a joist.
Determine where the ceiling joists are and do not cut into the joists for any reason.
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This can also cause mold to form on wood or insulation in an attic space above a bathroom.
You should never exhaust the bathroom fan directly into the attic.
It cannot move air to a crawlspace or attic.
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.
Designed for retrofit remodel and replacement this fan features hassle free installation from the room side for spaces with no attic access.
With cleancover your fan cover stays cleaner for longer with fewer vent slots to clean and design that coordinates with any decor.
While this may seem obvious homeowners may out of convenience direct the vent into either of these locations.
If the hole is too small then you ll need to increase the dimensions.
The optimal location for a bathroom fan is between the toilet and the shower.
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.
Those individuals who are installing a bathroom exhaust fan without attic access will want to first measure the hole in the ceiling to make sure your new fan will fit in.
