How To Install Bathroom Exhaust Fan Without Attic Access

Those individuals who are installing a bathroom exhaust fan without attic access will want to first measure the hole in the ceiling to make sure your new fan will fit in.

How to install bathroom exhaust fan without attic access. The biggest challenges of installing a bathroom fan without attic access will likely be connecting the vent hose to the housing assembly as well as the wiring. Just remember that you may have to push the metal housing assembly farther into the ceiling so you can connect these things. If you have access to the attic the fan can vent either through a gable wall or roof.

Avoid venting through a soffit vent or ridge vent. I m thinking of cut hole in bathroom drill roof marker in bathroom roof run ducting to marker install roof vent which i can do since i left the ducting so close to the marker electrical wire up attach ducting to fan base secure fan to joist using screws through body of fan sarah szabo dec 29 18 at 1 51. If the hole is too small then you ll need to increase the dimensions.

Letting the fan exhaust into an open attic will cause moisture buildup on the underside of the roof. It s just a matter of figuring out the best route for running the exhaust duct.