Use our calculator to find the correct exhaust fan based on your room size. The bath fan calculator is standard guide to help you find the minimum fan rating for your specific bathroom. Exhaust fan calculator this page is designed to be a general guide for selecting an exhaust fan based on the size of the room and the type of application the fan will be used for. 640 ft 3 × 8 = 5,120 ft 3. Just use the sliders to enter the size of your bathroom and you are ready to go! The calculator on this page is provided as a general guide, designed to help you select an exhaust fan which may be suitable for your needs.
Exhaust fan calculator this page is designed to be a general guide for selecting an exhaust fan based on the size of the room and the type of application the fan will be used for. It does not constitute specific advice from the team at martec. As a result, you’ll need an exhaust fan with 70 cfm to properly ventilate your bathroom. To calculate bathroom fan cfm, divide the result by 60 (due to 1h = 60 min). Ceilings which exceed eight feet in height will require additional cfm.
8ft × 10 ft × 8 ft = 640 ft 3.
8ft × 10 ft × 8 ft = 640 ft 3. Just use the sliders to enter the size of your bathroom and you are ready to go! To calculate bathroom fan cfm, divide the result by 60 (due to 1h = 60 min). This fan calculator is typically used to calculate the cfm or cubic feet per minute of air exchange that may be desired in a building. Calculate the volume of air in the bathroom by multiplying length × width × height. 640 ft 3 × 8 = 5,120 ft 3. Suggested cfm for the bathroom is based on cycling all the air in the bathroom 8 times per hour. And multiply it by 1.1 to get 69.3. So, for example, if you have a bathroom whose square footage stands at 90, you’ll want to get an exhaust fan whose cfm rating is at least 90 as well.
Bathroom Exhaust Fan Size Calculator PNG. Multiply the volume of the room by 8 (due to the 8 ach rule of thumb). 8ft × 10 ft × 8 ft = 640 ft 3. As a result, you’ll need an exhaust fan with 70 cfm to properly ventilate your bathroom. Whether exhausting air or bringing fresh air into a structure, the calculation produced should help to figure out the size of fan(s) required to accomplish the air exchanges needed.
All you need to do is select the application from the dropdown, enter the size of the room and we will provide you with a general capacity range (m3/hr) that you should be looking to achieve from the extraction … exhaust fan size calculator. Working off the above example that your bathroom is 7 feet long and 9 feet wide, it is 63 sq. The calculator on this page is provided as a general guide, designed to help you select an exhaust fan which may be suitable for your needs. The bath fan calculator is standard guide to help you find the minimum fan rating for your specific bathroom.
Whether exhausting air or bringing fresh air into a structure, the calculation produced should help to figure out the size of fan(s) required to accomplish the air exchanges needed.
Press calculate * minimum suggested bath fan cfm.
640 ft 3 × 8 = 5,120 ft 3. As a result, you’ll need an exhaust fan with 70 cfm to properly ventilate your bathroom. The calculator on this page is provided as a general guide, designed to help you select an exhaust fan which may be suitable for your needs.
Press calculate * minimum suggested bath fan cfm. Use our calculator to find the correct exhaust fan based on your room size. Working off the above example that your bathroom is 7 feet long and 9 feet wide, it is 63 sq.
