Length of longest wall is 12 to 15 feet your fan width or blade span should be 40 to 48 inches length of longest wall is more than 15 feet your fan width or blade span should be 52 inches or more.
What size ceiling fan is right for my room.
For safety the bottom of the fan needs to be at least 7 feet above the floor.
If you have a larger room of over 200 square feet then a fan of 44 inches and above can serve your room well.
A small 10 x 10 room could accommodate a 48 to 72 fan.
To get the most out of a ceiling fan you must first select the right size.
Fans for standard rooms.
Conversely spaces in the home with limited ceiling to floor height think bedrooms offices breakfast nooks etc require a low profile or flushmount ceiling fan.
Powerful fans are significant in cooling rooms of this size.
For example if your room s square footage is 75 or less than a ceiling fan of 36 inches in diameter and less will be suitable for the room.
This includes large bathrooms large bedrooms medium sized living rooms and kitchens.
For these we recommend 50 to 58 ceiling fans.
Leave at least 2 or 3 feet of space between the end of the fan blade to the closest wall to determine the largest size fan you can put in a room 3 feet for ceilings 9 feet or less 2 feet for higher ceilings.
Ceiling fan mounting type in addition to ceiling fan sizes the mounting type you choose is extremely important.
Because most ceiling fans on the market are in this size category you have your greatest range of style options with this fan size.
In terms of sizing your ceiling fan for your bedroom there are two common size options for bedrooms.
If you have a regular sized bedroom of 144 to 225 square feet then a medium ceiling fan with a blade span of 44 to 50 inches will be a great fit.
For adequate air circulation the fan blades should hang 8 inches or more from the ceiling.
Standard rooms vary from 10 x 10 to 16 x 16 100 to 256 sq ft and include large bedrooms living rooms and large kitchens.
You will want to check your fan to ensure that its cfm rating is anywhere between 1 600 and 4 500.