Extractor Fan Venting Into Attic

Extractor fan venting into the loft.

Extractor fan venting into attic. Historically extractor fans were vented into the attic of the home. Home builders learned from this lesson and began running exhaust ventilation ducts to the outside of the home. Inline centrifugal through ceiling tile vent or axial fan through wall. It can cause you a lot of problems with mold and mildew forming on the underside of your rafters and decking as well as getting into your insulation.

Your attic is not a temperature controlled environment is never the same temperature as your living space and generally closer to the temperature outside. Each fan vents separately out the roof. It comes on an easy to install flexible mesh roll and is hand nailable with no complicated fitting wrapping nail gun adapters connectors or end plugs needed. One in line centrifugal fan can be mounted in the attic to exhaust the moisture from two bathrooms.

Depending on the location of the bathroom it may be easy to vent the exhaust fan through the roof. You should never exhaust the bathroom fan directly into the attic. From up on the roof use a jigsaw or reciprocating saw to cut a 4 in. It is because of this that many builders tend to advise against this method.

Intake vents located at the lowest part of the roof under the eaves allow cool. In order to accomplish this the roof has to have a hole cut in it. Leave the drill bit sticking through the roof so you can find the hole. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.

For this to work properly air ducts must be properly sealed meaning no tears or holes that would allow moisture to escape into the wrong spots. Hi we had our bathroom installed in 2017. No it s never a good idea to have any exhaust fan in your home dump all that hot moist air in your attic. Any advice would be.

Both bathrooms are vented by a single in line fan that has one exhaust vent running through the roof. This involves running ductwork from the fan usually though an attic and out through the roof. Start in the attic and drill a hole through the roof in the desired vent location. Each bathroom has its own exhaust fan.

When installed as part of a properly balanced when installed as part of a properly balanced attic ventilation system gaf cobra exhaust vent is a shingle over exhaust vent installed at the roof ridge that helps exhaust excess heat and moisture from your attic. Try to keep it close to the fan location. As part of the design we had the.