
FAN SIZES (DIMENSIONS)
Fan Size | Distance Between Screw Holes |
40 mm | 32 mm |
50 mm | 40 mm |
60 mm | 50 mm |
70 mm | 60 mm |
How to calculate the number of fans?
- Number of fans
- Air moving capacity (cfm) of the fan you want to examine @ static pressures from 0.00" to 0.25"
- Fan condition
- Type and amount of tunnel inlet light trap
- Type and amount of tunnel fan light trap
How dangerous are ceiling fans?
What are the benefits of ceiling fans?
- Ceiling fans lower ambient temperatures. This is the reason why most people install ceiling fans. ...
- Fans can help keep the house warm. Ceiling fans greatly enhance year-round comfort in your home. ...
- Ceiling fans lower heating and cooling bills. ...
- Most ceiling fans come with built-in lights. ...
What size ceiling fan do I Need?
- Stop the fan before measuring.
- Use a ladder to reach the ceiling fan, or dismantle it for easier measurement.
- Use a measuring tape. With odd blade fans, stretch the measuring tape from the tip of one blade to the center of the ceiling fan. ...
- Use the measured radius of the fan and multiply it by 2. ...
- Label the measured ceiling size.
What is the best CFM for a ceiling fan?
- Can be used both indoors and covered outdoors
- Crisp body and sleek design
- The reverse air flow feature allows you to quickly change the direction of the fan for proper distribution of air
- CFM is 2500 on low, 4058 on medium, and 5568 on high
- The integrated light is dimmable, hence adjustable to your requirements
- Limited lifetime warranty

How is a 52 inch ceiling fan measured?
Standing on a step ladder as needed, hold one end of a tape measure to the tip of a fan blade on a fully assembled fan. If the unit has an even number of ceiling fan blades, extend the tape measure to the end of the opposite blade and record the distance from tip to tip. This is the diameter.
How are fan sizes measured?
If your fan has an odd number of blades, measure the distance between the tip of the blade and the center of the fan to determine its radius. Then, multiply that number by two to determine the diameter.
Is a 52 inch fan too big?
The ALA recommends a 29- to 36-inch fan for a room up to 75 square feet, such as a bathroom; a 36- to 42-inch fan for a medium-size room up to 144 square feet; and a 50- to 54-inch fan for a room around 225 square feet; 54- and 60-inch or larger fans are available for larger spaces.
How big are the blades on a 52 inch ceiling fan?
There's no specific, precise number as to how long the blades on a 52-inch ceiling fan are. It varies, depending on how big the center of the fan is. In many cases, a 22-inch blade will fit. However, anything from 20 inches to 25 inches likely depends on your specific model.
What size room is a 52 inch fan good for?
Large ceiling fans that are between 52 and 56 inches work well at moving air in spaces ranging from 175 to 350 square feet. Such areas include large living rooms, cathedral-ceiling rooms, or any room with a high ceiling.
What does fan diameter mean?
Ceiling fans are measured by the full size of their blade span (also called blade sweep), which is the diameter of the circle that you see when the fan blades are in motion. Fan blade span reaches from the tip of one fan blade to the tip of the blade directly across.
What size room do I need for a 54 inch fan?
Rooms 225 to 400 square feet = 50 to 54 inches.
What size room do I need for a 72 inch fan?
Ceiling Fans for Large Rooms and Outdoor AreasRoom SizeBlade Span18 feet x 18 feet (324 square feet)60- to 72-inches25 feet x 25 feet (625 square feet)72- to 84-inches30 feet x 30 feet (900 square feet, or larger)84- to 96-inches, or largerJul 19, 2021
What size room do I need for a 62 inch fan?
Ceiling Fan Size GuideRoom Size (In Sq. Feet)Room TypeRecommended Blade Span144-225Medium Bedrooms, Kitchens, Dining Rooms, Dens, Patios44-50" Fans225-400Master Bedrooms, Family Rooms, TV Rooms, Small Garages, GazebosFans Over 50”Over 400Great Rooms, Large Garages, Basements, and Open Floor PlansFans Over 62”1 more row•Apr 16, 2020
What size fan do I need for a 12x12 room?
42-inchA 42-inch ceiling fan is just right for a 12×12 room. As you can see, the size of ceiling fans is measured in the diameter of the blades.
How do I know what size fan blade I need?
Measure the length of one blade from tip to base. Be sure to measure from just above the blade root, as shown, OR from where the blade meets the hub in an assembled fan. Multiply the blade length by two and add that measurement to the hub diameter from step 3 to determine your total fan diameter.
Is a 3 or 5 blade ceiling fan better?
When it comes to design and aesthetic look, the 3 bladed ceiling fan is more pleasing than the 5 bladed. However, the 5 blades can generate more wind because the blade to blades distance is nearer, thus the wind it produces is more consistent.
What size fan do I need for a 12x12 room?
42-inchA 42-inch ceiling fan is just right for a 12×12 room. As you can see, the size of ceiling fans is measured in the diameter of the blades.
What size room do I need for a 44 inch ceiling fan?
Rooms 144 to 225 square feet = 44 inches.
What size ceiling fan do you need for a 20x20 room?
For a 20x20 foot room, you will need a ceiling fan with blades that are 52 inches or longer. It is also best to install more than one ceiling fan in a room of this size if possible.
What is 1200mm ceiling fan?
Owing to the blade size of 1200 mm, this fan has a sweep size of 1200 mm. This fan provides perfect room coverage for any room with an area of 65 square feet to 100 square feet. Because of the shape of the blades, the amount of buffeting usually caused by fans with blades is a lot more less.
What is the CFM of a ceiling fan?
The air circulation capacity of a ceiling fan is measured in Cubic Feet Per Minute or CFM and this number can vary from 50 to 110. The larger the fan size the higher the CFM. But the caveat is that a higher CFM rating usually means that the fan guzzles power.
Do you need a manual for a ceiling fan?
Generally, when purchasing a ceiling fan the manual will specify what supports you need, however if you are in any doubt, it’s best to get the opinion of a professional, so ask a contractor to pop around to assess your ceiling.
COMMON COMPUTER FAN SPECS
It’s just a fan. How difficult can it be? Well, here are some of the important technical stuff to know about computer fans.
TIPS FOR CHOOSING & INSTALLING CASE FANS
Now that we are done with the basic specs – Let us walk through some considerations on choosing fans, and the things to take note of while installing.
USEFUL BITS & LINKS
That’s all for this guide, and here is a small section on some extras and links that may be useful to you.
THE END
Thank you for reading, and we have come to the end of this guide. I hope this has helped you to better understand, and if you have anything to share with this guide, please feel free to comment below. Good luck and may the cyber force be with you.
How To Measure Case Fan – Considerable Factors For Accurate Measurement
When you want to measure a case fan, you will have some variable factors to consider. These are –
What is Standard Size Case Fan?
If you are looking for various-sized case fans, you will get some standard sizes. These are-
Frequently Asked Questions (FAQs)
Basically, there are different fan sizes because of the size compatibility and volume of moving air. If your PC has smaller size compatibility, you have to choose the tiny one. On the other hand, you need a comparatively large one for the topmost airflow.
Final Words
In the end, I assume you would get a compact concept of how to measure case fan after exploring this article. Now, share your further acknowledgment about the case fan with us.
How to measure fan blade span?
If your fan has an odd number of blades, you will measure the distance from the center of the fan to the blade tip and then multiply the number by two.
Why is it important to choose the right size ceiling fan?
While this may sound like an ancient proverb, choosing the right size ceiling fan ensures maximum performance, style, and above all – comfort. The right size ceiling fan will do more than just keep you cool; it can also save you money. Ceiling fans only cost pennies to run when compared to air conditioners, allowing you to increase ...
How far should a ceiling fan be from the ceiling?
If you have a ceiling between 8 and 9 feet, you will need low-profile (aka hugger or flush mount) ceiling fan, which measure at least 12 inches from the ceiling to the lowest point of the fixture and are built to be hung on ceilings as low as 8 feet.
How long should a downrod ceiling fan be?
Downrods, or ceiling fan mounting rods, allow a ceiling fan to be mounted on either a vaulted or flat ceiling and are available up to 72 inches long.
Can a ceiling fan burn out?
A small ceiling fan in a large room will have to work twice as hard to cool you off, which will result in the motor burning out quickly. A large ceiling fan in a small room will create an uncomfortable amount of airflow.
How to Measure a Room's Square Footage
Begin to determine your needed ceiling fan size by calculating the square footage of the room. It’s easy to measure a rectangular room to determine its square footage.
How to Measure a Ceiling Fan
You may need to know how to measure a ceiling fan to determine its span or sweep, which is the same as the diameter of the fan.
How to Determine the Height of a Ceiling Fan
Another factor in how to measure for a ceiling fan is determining how low the fan will hang. If your room has a low ceiling, a fan that hangs too low runs a greater risk of hitting a tall person. In addition. ceiling fans are recommended to have at least eight inches of clearance between the blades and the ceiling for optimal air flow.
How to Determine Downrod Length
If the room has a high ceiling of greater than 9 feet, choose a downrod ceiling fan .
Other Factors for Choosing a Ceiling Fan
You may need to consider these additional factors when determining the ceiling fan you need.
