How To Vent A Bath Fan Through A Metal Roof

Vent your bath and kitchen exhaust fans through the roof through a special roof hood.

How to vent a bath fan through a metal roof.

Venting through a roof vent or exhausting them in the attic could cause moisture problems and rot. The 2 pipes one a 4 master and the other a 3 2nd do not go through the ceiling but into a common box that goes through the roof. The master bathroom and the 2nd bathroom vent through the roof and through the same opening. Ridge ventilation fan for metal roofs stains around your bathroom exhaust fan broan nutone wall vent ducting kit vent bathroom fan through metal roof venting image of bathroom and closet 20000 reviews of the best bathroom and closet pictures.

A 3 or 4 inch duct connects to the outlet on the fan housing and runs to a side wall or to the roof and connects to a vent cap that allows the. Installing some type of ventilation mechanism on a metal roof is not a lot different from the addition of vents to any type of roof. Take the end of the duct with the connector fitting and attach it to bath vent fan. The 2nd bathroom vent drips on the floor and is ruining the ceiling.

Pass the opposite end of the duct through the hole in roof. The bathroom exhaust ventilation fan disperses air through an opening in the fan housing which is usually 3 inches in diameter and ideally faces in the direction of the ventilation system outlet. I recommend that my clients vent their bath fans out a gable wall if at all possible when not using an hrv or erv that is. Next use aviation snips to cut slits into the sheet metal sleeve.

However there are a few simple tips that will help make the process a little easier and also ensure that the vents are placed to allow the maximum benefit. The best exhaust fan venting is through smooth rigid ducts with taped joints and screwed to a special vent hood. If you vent through the roof condensation will drip back into the interior.