Bathroom Exhaust Fan Venting
What is the bathroom exhaust fan venting code.
Bathroom exhaust fan venting. Also the code numbering in your area may differ from those. It s also important to note that if you install a roof vent cover for a clothes dryer you must remove the metal screen because it will catch lint and may turn into a fire hazard. A bathroom exhaust fan is one of the best ways to keep the humidity in your bathroom at a comfortable level and keep mold at bay. Options for venting a bathroom exhaust fan include best to worst.
Or greater or by mechanical means a bathroom vent fan 20 continuous or 50 cfm intermittent vented to the. The bathroom exhaust ventilation fan disperses air through an opening in the fan housing which is usually 3 inches in diameter and ideally faces in the direction of the ventilation system outlet. A 3 or 4 inch duct connects to the outlet on the fan housing and runs to a side wall or to the roof and connects to a vent cap that allows the. A bathroom is an ideal place for mold to take root.
The best exhaust fan venting is through smooth rigid ducts with taped joints and screwed to a special vent hood. Although most bathroom vent fans are quite simple some have bells and whistles such as motion sensors that switch the. Building code is a model code that each community can adopt and adapt according to its own needs. 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.
Bathroom venting codes vent fan codes bathroom ventilation requirements summary. So you will need to check with your city or county planning and permitting department to find out code requirements regarding bathroom fans. This design features a single e26 standard light socket allowing for flexibility to choose an a19 bulb that works best for the room and lighting preference. Venting through a roof vent or exhausting them in the attic could cause moisture problems and rot.
The nutone ventilation fan with light features square the nutone ventilation fan with light features square lens surrounded by a decorative white grille that coordinates with the most popular ceiling white paints. Our installer friendly energy star ventilation solutions help you design beyond code without compromising interior aesthetics. Through the roof or an exterior gable wall. Well managed indoor air quality is crucial to code compliance.
Vent your bath and kitchen exhaust fans through the roof through a special roof hood. It is moist warm and can remain in that state for quite a while if there is no ventilation. Behind a gable vent.