Extractor Fan Vented Through Roof

I have my fan vented out through the roof but near the inside of the roof in my attic the vent leaks a bit and condensation gets on the wood and a bit down in the insulation around where the vent goes out.

Extractor fan vented through roof.

To avoid going through the brick wall can i vent the hood straight up through roof. Vent your bath and kitchen exhaust fans through the roof through a special roof hood. In other words some bathroom locations and designs such as first floor baths in a multi story home are vented out thorough the building sidewall not up. Two bathrooms two roof vents each bathroom has its own exhaust fan.

I have a range that is located against an outside brick wall in a one story kitchen with a flat roof. Depending on the location of the bathroom it may be easy to vent the exhaust fan through the roof. Each fan vents separately out the roof. This article describes routing bath exhaust fan duct upwards through an attic or roof space or downwards through a floor or crawl space.

In all cases the ducting needs to conduct the exchaust to the building exterior and needs to terminate in an animal proof vent cover. Both bathrooms are vented by a single in line fan that has one exhaust vent running through the roof. Kitchen range hood vented through roof. I can feel some water around the metal wrapping of the vent where there is an opening.

A direct through wall bath vent fan design may be preferable if the building roof shape bath location or other details make it difficult to exhaust a ceiling mounted bathroom exhaust fan. The best exhaust fan venting is through smooth rigid ducts with taped joints and screwed to a special vent hood. No need for special tool. In order to accomplish this the roof has to have a hole cut in it.

This involves running ductwork from the fan usually though an attic and out through the roof.