To find the square foot of a room simply multiply length times width.
Ceiling fan blade length room size.
Ceiling fan size guide.
Multiply this number by 2 and you have your blade span or fan size.
Consult energy star s fan size chart to determine the suitable blade span for your room.
A decade ago ceiling fans were pretty much only available in 42 48 and 52.
The sizes and associated blade spans are shown below in the table.
In the last several years there has been a huge influx of larger diameter residential ceiling fans hit the market and the most popular size is now the 60 ceiling fan but the latest trend is toward very large ceiling fans with blade spans over 60 even as large as 96.
Ceiling fans come in a variety of sizes ranging from 30 inches for small rooms to 70 inches for larger rooms.
While the table is a general guide for ceiling fan sizing based on your room s dimensions other factors for determining the best ceiling fan size for your room include the room type and layout.
Energy star makes the following recommendations for ceiling fan diameter.
If the room is larger than 400 square feet then two fans should be used for maximum performance.
Rooms 76 sq ft 144 sq ft 36 in 42 in.
Next the measurement of your room.
To choose the right size ceiling fan for a room you ll need to know the square footage of the room.
Most ceiling fan sizes are also determined by the room they will be placed in.
Rooms 144 sq ft 225 sq ft 44 in.
Rooms 225 sq ft 400 sq ft 50 in 54 in.
Measure the room s length and width then multiply them together.
Ceiling fan sizes by room.
The size of the room determines the overall length of each fan blade.
The recommended blade span for large room ceiling fans ranges from 60 to 64.
If the room is 75 square feet or smaller select a blade span of 29 to 36 inches.
The latest trend in ceiling fans is big.
More importantly though you ll need to choose the right size ceiling fan according to the size of the room.
For example a kitchen ceiling fan will be much smaller in blade diameter and length than a ceiling fan for the living room.
As always make sure you properly.
If the room is 75 square feet or smaller your ceiling fan should be 36 inches or less in diameter.
These large room ceiling fans are best in rooms 17 x 17 to 20 x 20.
Step 1 room size.
For rooms larger than 20 x 20 multiple standard fans or very large room fans may be the best option.
Use the ceiling fan size chart below to get the best idea of what size you need.
If the ceiling fan has an even number of blades 2 4 measure the distance from the tip of one blade to the tip of the blade on the opposite side to find the blade span.
Rooms up to 75 sq ft 29 in 36 in.