Venting exhaust fan through soffit. What type of soffit vent should I use to vent my kitchen exhaust through the soffit. Between your bathroom exhaust vent and the soffit fresh air intake. The main reason is that the humid air that exits from these terminations can be drawn into your soffit vents adding moisture to your cathedral ceiling assembly or attic. Pros of Venting through Soffit Vents. Preserving Room Heat Using a soffit vent creates a thermal trap because the humid air running through the soffit lies in a horizontal position.
For bathroom fans vents and exhaust systems the common practice is to vent them to the sidewall if not to the roof. Venting your bathroom exhaust fan through your homes soffit is indeed an option. Right Type of Fan. Cutting into your roof can cause issues especially if your roofing is old.
There are two main objections to terminating a bath exhaust vent at the soffit. It can cause harmful bacterias to live there and be a reason for disease. You also dont have to cut a hole in your roof. However there are a few occasions when putting a hole in the sidewall or roof is not the best idea here is an ultimate guide to vent a bathroom fan through soffit. Are soffit vents good.