Install Bathroom Vent Into Attic

Now where the discharge point is is going to be up to you.

Install bathroom vent into attic.

You should never exhaust the bathroom fan directly into the attic. Each fan vents separately out the roof. Drill a reference hole draw a mark on the bathroom ceiling where you d like to install the vent fan. Turn off the breaker box.

Bathroom exhaust fans perform an important function by removing excess moisture from your home. This involves running ductwork from the fan usually though an attic and out through the roof. Either way the vent will have to go directly to the outside and installed with a vent hood cover. Each bathroom has its own exhaust fan.

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. Bathroom exhaust fans are not required by most codes. Use a circuit tester to ensure that the power is turned off. That will take it from the bath exhaust fan to a discharge point.

It is because of this that many builders tend to advise against this method. Remove the grill cover. Install bathroom electrical circuits. In lieu a window 3 feet square or more capable of being opened at least halfway will suffice.

Depending on the location of the bathroom it may be easy to vent the exhaust fan through the roof. One in line centrifugal fan can be mounted in the attic to exhaust the moisture from two bathrooms. The attic bathroom will need electricity to supply at least two 20 amp gfci outlets and one switch controlled ceiling light. You might have to remove a few screws to get it out.

The correct way to vent a bathroom fan through an attic is to terminate the vent either to the roof or to the gable wall. Remove your old exhaust fan. These are easy to use and can be purchased at most home improvement stores. A lot of options.

See details at bathroom vent codes. For optimum performance locate it between. No you cannot vent your bathroom exhaust fan into the attic. Do not spill bath vent air into the building attic or roof cavity where it will condense on and damage building insulation roof sheathing possibly framing and where it will certainly encourage mold growth.

Both bathrooms are vented by a single in line fan that has one exhaust vent running through the roof. Use an extra long 3 8 inch diameter spade bit to bore a reference hole through the ceiling and into the attic. In order to accomplish this the roof has to have a hole cut in it. Dangers of wet bath exhaust vent air re entering the attic.