Bathroom Exhaust Fan Install Attic

Bathroom exhaust fans perform an important function by removing excess moisture from your home.

Bathroom exhaust fan install attic. If you have a bathroom with a separate enclosed toilet you ll also need an additional fan for that space. Letting the fan exhaust into an open attic will cause moisture buildup on the underside of the roof. The first step in figuring out how to install a bathroom fan is cutting a hole based on the size of the fan you need. Ceiling fans vent either into the.

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. And under while medium bath fans work well for bathooms 70 to 100 sq ft. Avoid venting through a soffit vent or ridge vent. It s just a matter of figuring out the best route for running the exhaust duct.

To determine which size fan to buy for your bath multiply the room s square footage by 1 1. The bathroom here is below an accessible attic so tom ran the exhaust duct across the attic and out a gable end. Here is the link to th. If you have access to the attic the fan can vent either through a gable wall or roof.

Bathroom vent fans are rated by how many cubic feet of air they can move in one minute known as the cfm rating. Another consideration to think about is the placement of your fan. For quick reference a 50 square foot bathroom needs a 50 cfm fan. The warm air will exhaust out the duct and enter back into the attic through the soffit vent or ridge vent.

For bathroom over 100 sq ft use a large or exhaust fan to circulate the air. 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. If the hole is too small then you ll need to increase the dimensions. There are wall mount exhaust fans as well as ceiling exhaust fans.

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