How To Install Exhaust Fan In First Floor Bathroom

When venting a bathroom exhaust fan make sure to vent the air to the outside rather than into your attic where it can cause mold and mildew to form.

How to install exhaust fan in first floor bathroom.

It would appear to be easier to install a wall or floor fan and direct exhaust down and then out through basement wall just above ground. Understanding the difference with installing on first floor. Here is the link to th. Lower the fan into place and secure it with drywall screws then use flexible duct pipes to vent the fan to the outside.

Bathroom vent fans are rated by how many cubic feet of air they can move in one minute known as the cfm rating. Learn the secrets to running anew exhaust line through the outside wall install a fan and connect the ducting and electrical. Bathroom exhaust fans perform an important function by removing excess moisture from your home. For bathroom over 100 sq ft use a large or exhaust fan to circulate the air.

And under while medium bath fans work well for bathooms 70 to 100 sq ft. Small bath fans provide adequate bathroom ventilation for 79 sq ft. To determine which size fan to buy for your bath multiply the room s square footage by 1 1. 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.

My bathroom is on the first floor with a finished bedroom directly above and an unfinished basement directly below. Fans also have a sound rating measured in sones. I have read that moist air naturally rises so it is easier to vent up. Install the fan according the manufacturer s instructions and obtain flexible duct to vent a first floor bathroom.

For example a 100 square foot bath would require a 110 cfm rated fan. To install a bathroom fan go into your attic and clear away the insulation where the fan will go then return to the bathroom and use a jigsaw to cut out the hole for the fan. The process of using a bathroom exhaust fan on first floor may seem a bit troubling to some people.