How To Install A Bathroom Vent Through The Wall

Learn the secrets to running anew exhaust line through the outside wall install a fan and connect the ducting and electrical.

How to install a bathroom vent through the wall.

The location of the bathroom will determine how extensive the ductwork will be. Pick up the fan s housing and using its inner portion trace the edges of it onto the wall with a marker. Using the drill now make holes through the interior wall at the four corners on the tracing. A down through soffit exhaust vent design by leaving warm air in the exhaust duct when the fan is off creates a heat trap that reduces heat loss out of the bathroom through the exhaust fan duct when the fan is off in comparison with up routed vents or even horizontal vents through a gable end wall.

Read on for more. Here is the link to th. Barb asks we would like to install an exhaust fan in our bathroom to remove excess moisture but do not have an attic to vent it through. Avoid placing your bathroom exhaust fan over a tub or shower.

You may be able to configure a short route. No matter the location of the bathroom you can vent the exhaust fan through the wall. If you want to vent a bathroom fan through an exterior wall you will have to cut a 3 inch or 4 inch hole with a hole saw drill bit. Ductwork is what will connect the fan to the outside.

If your exterior siding is vinyl or fiber cement you will have an easier time cutting the hole. Secure it to the siding with four 1 inch stainless steel screws. Cut a foam rubber gasket to fit into any spaces where the wall cap doesn t contact the siding. You install a wall cap by cutting a hole through the siding using a hole saw or reciprocating saw nailing or screwing the cap to the siding and connecting the vent pipe with foil backed tape a cable tie or both.

Mark the location of your fan by inserting a 16 inch roofing nail into the drywall at each corner so the nails protrude into the attic. Slide the wall cap into the hole and press it against the siding. Choose the exact area where the exhaust fan will be installed. Over a toilet works best.