Proper Way To Vent Bathroom Exhaust Fan

Surprisingly bathroom fans are not required by some building codes.

Proper way to vent bathroom exhaust fan.

How to install a bathroom vent fan. Small bath fans provide adequate bathroom ventilation for 79 sq ft. The first step is to understand the concept of bath venting including how to choose the right fan for your bath and just as importantly how to install it right. Bath vent fan installation building codes bath vent fan troubleshooting bath vent fan repair.

Bathroom code does address the issue of moving odor and moisture laden air from the bathroom to the outside. Next plan the bathroom exhaust fan location so that the duct has the shortest and most direct route to the roof or wall vent. 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. Options for venting a bathroom exhaust fan include best to worst.

For bathroom over 100 sq ft use a large or exhaust fan to circulate the air. Bathroom exhaust fans perform an important function by removing excess moisture from your home. We explain how to install bathroom exhaust fans or vents the vent ducting. 7 mistakes not to make in your bathroom remodel do let your.

Regardless of what the code or your inspector might say about bathrooms with windows not needing a fan it s a good or great idea for all baths to have an exhaust fan. If you have access to the attic the fan can vent either through a gable wall or roof. The warm air will exhaust out the duct and enter back into the attic through the soffit vent or ridge vent. 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 is moist warm and can remain in that state for quite a while if there is no ventilation. All municipalities have different requirements but some do not draw a hard line on requiring exhaust fans. 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.

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. 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. Plan your vent ductwork route. It s best if the fan unit is within 6 feet of the exterior vent cap where all the moist air escapes to the outdoors by means of the straightest route possible.