New answers tagged vent
International Mechanical Code dies not allow this. It must be direct vented, typically through the soffit with a terminating cap.
I wouldn't exhaust the bathroom through the gable vent. First off, you'll be reducing the size of the gable vent. Whatever area you block with the exhaust duct, is a reduction in the area of the gable vent. Secondly. Depending on how the attic ventilation is designed, the hot moist air exhausted from the duct, could be drawn back into the attic through ...
I wouldn't hesitate to attach the hose to your gable vent, assuming that it's made of a material that won't be affected by moisture. Secure the duct in such a way that the airflow isn't directed at lumber. Drawbacks include lack of a secondary backdraft flap, visibility from the exterior, and lint accumulation.
Exterior walls are load bearing walls. You can place a header over jack studs to bridge the overhead load to the bottom but for that to work properly the jack studs do need to go all the way down to the lower plate.
Maybe the links have changed, but if this is the product that you were looking at... then yes, I have had experience with roof to wall vents... they work; but they are for the tops of roofs, where they meet a wall (like for an addition on the side of a house). So, I don't think it would be useful for your house, if I understand your question correctly. If ...
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