How To Install Roof Vent V Bathroom Fan

Choosing a whole house fan.

How to install roof vent v bathroom fan. Learn how easy it is to install an attic fan. Get the trade secrets from the jet fan man who has installed around 13 000 attic fans since 1983. 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. One in line centrifugal fan can be mounted in the attic to exhaust the moisture from two bathrooms.

From the roof find the nail and use the utility knife to cut roof shingles from around the nail. To vent a bath fan through the roof you must first prepare a ductwork connecting the roof top to the bathroom. Slide the vent under the shingles so they cover the top half of the vent flange. The master bathroom and the 2nd bathroom vent through the roof and through the same opening.

Slide clamps over the flexible duct at both the roof cap and the fan housing then slip the clamps over the tailpieces. Apply a bead of asphalt roof cement on the bottom of the vent. Wrap the joints with duct tape. Watch part 2 here.

It eliminates the need for routing ductwork through the house and these fans usually dry the bathroom more quickly. The 2nd bathroom vent drips on the floor and is ruining the ceiling. Nail the lower corners with roofing nails and tar the heads. This involves running ductwork from the fan usually though an attic and out through the roof.

Each bathroom has its own exhaust fan. Then drill a hole on the roof top. Over there mount the vent hood using tri polymeric locking seal paste and put the nails to strengthen it. Each fan vents separately out the roof.

The lower half of the flange sits on top of the shingles. From inside the attic drive a nail through the roof directly above the bathroom vent fan. Depending on the location of the bathroom it may be easy to vent the exhaust fan through the roof.