Installing Bathroom Fan Vent

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Installing bathroom fan vent.

Small bath fans provide adequate bathroom ventilation for 79 sq ft. Lower the fan into place and secure it with drywall screws then use flexible duct pipes to vent the fan to the outside. Options for venting a bathroom exhaust fan include best to worst. Some installers particularly in hotels or rental units hard wire the bath exhaust vent fan to force it on when the bathroom ceiling light is on thus assuring that the vent fan is in fact used.

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. Typically the bathroom vent fan motor is powered by the bathroom ceiling light fixture circuit. 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. And under while medium bath fans work well for bathooms 70 to 100 sq ft.

Learn the secrets to running anew exhaust line through the outside wall install a fan and connect the ducting and electrical. These types of ducts and vents are typically installed when the house is built. Draw a mark on the bathroom ceiling where you d like to install the vent fan. Next measure out a square slightly larger than the protruding part of the vent.

Use an in line fan to vent two bathrooms. If you don t have a duct leading to a sidewall vent call a professional for help. For optimum performance locate it between the shower and the toilet. Gently pry up the shingles around the hole making room for the vent to slide under the first course.

Your exhaust fan must vent outside. 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. Use an extra long 3 8 inch diameter spade bit to bore a reference hole through the ceiling and into the attic. If the fan isn t accessible through an attic you ll need to vent through a sidewall of your house.