Bathrooms need exhaust fans considering of the considerable bigness of broiling imbue used in them. Determine the number of times per hour you want the air to be cycled in and out of your bathroom. Eight times is generally sufficient. Divide 60 by this number to determine how many minutes it should take your fan to cycle out the air.
1. Degree the vastness of your bathroom.
2. Calculate the book of the bathroom in cubic feet. For rectangular shaped bathrooms, multiply the length times the Breadth times the heighth. For instance, provided your bathroom was 10 feet extensive, 7 feet wide and 8 feet high, your volume would be 560 cubic feet.
3. This raises the temperature and humidity flush of the bathroom and the combination of sizzling temperatures and humidity can goal wood to warp and whitewash to crack and can eventually be a breeding ground for mould and mildew. To combat this, you should install a bathroom exhaust fan big Sufficiently to circulate inexperienced air in and away approximately eight times per time. The dimensions of a bathroom exhaust fan is measured in cubic feet per minute.
Instructions
For example, if you want to cycle out the air eight times per hour, it would need to complete one cycle every 7.5 minutes.4. Divide the volume of your bathroom found in Step 2 by the number of minutes per hour found in Step 3 to find the minimum rating for your bathroom exhaust fan. For example, 560 cubic feet divided by 7.5 minutes is 74.67, so you would want a fan with a capacity of at least 75 cubic feet per minute.
