Exhaust Fan Through Gable Vent

Options for venting a bathroom exhaust fan include best to worst.

Exhaust fan through gable vent.

If you vent through the roof condensation will drip back into the interior. The best way to vent bathroom fans is with schedule 20 bell end drain pipe. When gable end vents are combined with soffit vents this can keep a continuous air flow through your roof or attic. The resistance to the airflow in the long duct caused the air to back up in the nearest bathroom especially when more than one fan was on at the same time.

Through the roof or an exterior gable wall. Exhaust vents releasing all of the heat that rises and gets trapped in the attic can be achieved with one or a combination of the three following vent models in addition to the multipurpose gable. First off you ll be reducing the size of the gable vent. Crawling in the attic revealed the connection of four bath fans into one long duct going to a gable vent.

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. Depending on how the attic ventilation is designed the hot moist air exhausted from the duct could be drawn back into the attic through the gable vent. Iliving 242 cfm silver electric powered gable mount shutter fan vent model ilg8sf7v 68 75 68 75. However your roofer is correct that bathroom exhaust venting is desirable to avoid indoor moisture problems that can extend to the attic roof sheathing and can affect roof life.

New iliving 12 in. Sunlight 25 watt solar gable fan. Whatever area you block with the exhaust duct is a reduction in the area of the gable vent. These pipes come in 10 foot length and the bell end must face the fan.

This will help reduce the humidity in your roof reducing the risk of damaging your roof. Iliving 16 wall mounted exhaust fan automatic shutter variable speed vent fan for home attic shed or garage ventilation 1200 cfm 1800 sqf coverage area 4 6 out of 5 stars 285 109 77 109. Get free shipping on qualified gable mount attic fan or buy online pick up in store today in the building materials department. Shutter exhaust fan with thermospeed controller 65 watt 960 cfm model ilg8sf12v st 99 00.

Air vent black gable power ventilation. The cooler outside will be allowed to be sucked through your soffit vents and expel the hotter humid air through your gable vents. Find gable vent fans at lowe s today. And of course a bathroom with a window doesn t require an exhaust vent.

If you vent through a soffit where attic vents are often located the moisture will get sucked back up into the attic or roof venting.