Replace Bathroom Exhaust Fan Without Attic Access

How to replace a bathroom exhaust fan without attic access first floor home inspector secrets.

Replace bathroom exhaust fan without attic access.

A bathroom exhaust fan 5 reasons bath fans have such poor air flow install a bathroom exhaust fan how to replace a bathroom exhaust fan without attic access first floor home inspector secrets how to repair a bathroom fan the family handyman. The warm air will exhaust out the duct and enter back into the attic through the soffit vent or ridge vent. The first and most important thing is to determine the fan size as well as the fan duct size. Begin by removing the screws on the cover of the old fan so that you can access the wiring.

Installing a bathroom fan with no attic is not much different from any other fan installation. It s just a matter of figuring out the best route for running the exhaust duct. If you have access to the attic the fan can vent either through a gable wall or roof. If your new exhaust fan is larger you will need to cut some of the drywall with a keyhole saw and possibly attach wood supports to the joists.

If you have a bathroom with a separate enclosed toilet you ll also need an additional fan for that space. Avoid venting through a soffit vent or ridge vent. 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. Before even purchasing a new bathroom exhaust fan it may be a good idea to remove the fan cover and measure the exhaust fan housing in between the drywall.

For quick reference a 50 square foot bathroom needs a 50 cfm fan. There are wall mount exhaust fans as well as ceiling exhaust fans. When you replace a bathroom fan in a home with an attic the job will usually be a lot easier. How to install a bathroom fan without attic access things to do before replacing a bathroom fan 01.

Ceiling fans vent either into the. Another consideration to think about is the placement of your fan. To replace a bathroom fan all you need to do is remove the old fan and install a new one in its place using the same wiring and connections. What is important is that the fan does its job of removing excess moisture that can lead to a multitude of problems from peeling paint to unhealthy mold and mildew.