Install Bathroom Exhaust Fan Duct

Small bath fans provide adequate bathroom ventilation for 79 sq ft.

Install bathroom exhaust fan duct. This article series explains why bathroom vent fans are needed and describes good bath vent fan choices necessary fan capacity and good bath vent fan and vent duct installation details. 70 cfm 6 sones operation. In this particular installation tom ran the exhaust duct into the attic and through a sidewall to the outdoors.

Other venting options includes running the duct up through the roof or down through the soffit. Avoid venting through a soffit vent or ridge vent. All municipalities have different requirements but some do not draw a hard line on requiring exhaust fans.

How to install a bathroom vent fan. Note that the bathroom vent fan must always exhaust to the outdoors. Shut off power to circuit.

Bathroom exhaust fans perform an important function by removing excess moisture from your home. The best exhaust fan venting is through smooth rigid ducts with taped joints and screwed to a special vent hood. The warm air will exhaust out the duct and enter back into the attic through the soffit vent or ridge vent.

Bathroom code does address the issue of moving odor and moisture laden air from the bathroom to the outside. Learn the secrets to running anew exhaust line through the outside wall install a fan and connect the ducting and electrical. Options for venting a bathroom exhaust fan include best to worst.

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. Vent your bath and kitchen exhaust fans through the roof through a special roof hood. We explain how to install bathroom exhaust fans or vents the vent ducting.