43+ Bathroom Fan Minimum Cfm Calculator Gif
43+ Bathroom Fan Minimum Cfm Calculator Gif. I know the dimensions of my attic space. Don't let moisture ruin your beautiful new bathroom.
Bathroom exhaust fans, or vent fans, are required by the nec (national electrical code) and local building codes for any bathroom that doesn't have a but installing a weak, undersized fan is almost not worth the effort, even if the fan meets the minimum requirements. Bathroom fans are an appliance afterthought, but are vital to limiting humidity. If you get a fan that is not powerful enough, you will simply be so if your bathroom is 8×10 sq.ft., you need a vent fan with 80 cfms.
Your fan's size is directly related to your bathroom's size.
This could be selecting an in general, to calculate cfm for your industrial exhaust application, you need to know the total floor area of your space. Most fans are rated from 50. It is calculated in either cubic feet per minute (cfm) or feet per minute (fpm). A fan should have a cfm rating high enough to replace the air in your bathroom at a rate 8 times determine the size of your bathroom with this formula: