Bathroom Exhaust Fan Through Roof. To vent a bath fan through the roof you must first prepare a ductwork connecting the roof top to the bathroom. Then drill a hole on the roof top. Our state s weatherization field guide indicates that vent terminations shall not be allowed on flat roofs.
Vent your bath and kitchen exhaust fans through the roof through a special roof hood. Our state s weatherization field guide indicates that vent terminations shall not be allowed on flat roofs.
I am interested in learning if there is guidance or code that would cover venting a bath fan straight up through a flat roof.
Bathroom fan venting isn t a new concept and managing the moisture generated in the bathroom is necessary to keep your bathroom s wall mold free. It also indicates that on sloped roof the termination should be. Venting a bathroom exhaust fan through the roof with 3 easy steps. Bathroom fan venting isn t a new concept and managing the moisture generated in the bathroom is necessary to keep your bathroom s wall mold free.
