How To Install A Bathroom Vent In The Roof

Choosing a whole house fan.

How to install a bathroom vent in the roof.

Install the roof vent install the roof vent by sliding the top flange under the shingles above it and resting the bottom flange on the shingles below. Apply a bead of asphalt roof cement on the bottom of the vent. Next hammer in a nail every few inches to secure the vent to your roofing structure. Over there mount the vent hood using tri polymeric locking seal paste and put the nails to strengthen it.

From inside the attic drive a nail through the roof directly above the bathroom vent fan. Apply roofing adhesive on the underside of the flanges to seal. Then drill a hole on the roof top. Slide the vent under the shingles so they cover the top half of the vent flange.

We need to inspect our bathroom condition first. We explain how to install bathroom exhaust fans or vents the vent ducting the vent termination at the wall soffit or roof vent fan wiring bath vent duct insulation bath vent lengths clearances routing and we answer just about any other bathroom ventilation design or installation question you may have. In some cases we can t do the installation. The lower half of the flange sits on top of the shingles.

A proper inspection keeps us away from future disappointments. If we vent too close to it the warm moist air may return to the bathroom. In this video this old house general contractor tom silva shows how to properly install a roof mounted bath fan vent. Plenty more videos t.

Idea 1 the preparation. From the roof find the nail and use the utility knife to cut roof shingles from around the nail. Be sure to like and subscribe in order to help me bring you more helpful videos filled with tips and tricks i ve learned over the years. Turn your vent upside down and apply a thick bead of caulk to the flange.

Nail the lower corners with roofing nails and tar the heads. Center the nail between two rafters. To vent a bath fan through the roof you must first prepare a ductwork connecting the roof top to the bathroom. Secure the vent flanges with roofing nails before installing the shingles.