Most of the time they are the same.
Air purifier room size calculator.
For example a 10 ft x 12 ft room 120 square feet sqft would require an air cleaner with a tobacco smoke cadr of at least 80.
If you are not sure how much air purifier you need for you specific situation please give us a call at 800 558 9436 and we will help you through the complex task of finding the right product for you.
For example if the air purifier produces 100 cfm and the filter removes 90 of particles then the cadr for the air purifier will be 90.
Cadr x 1 55 square footage of your room.
In using the cadr rating to determine whether an air purifier can clean the size of your room is pretty straightforward using the table above.
To test air purifiers we inject smoke and dust particles into a sealed chamber and measure how well each model removes particles between 0 1 and 1 micron.
Human hair has a diameter of 100 microns.
Overwhelmed by the calculation.
For example if we have two adjoining rooms that are 120 square feet and 80 square feet then the total square footage would be 120 80 200 sq.
In asia and europe the cadr is given in cubic meters per hour.
Clean air delivery rate to room size.
Each unit has 3 cadr values.
Of course to calculate square footage you measure the length and width of your room in feet.
Then multiply the two numbers to get the square footage.
If you have ceilings higher than 8 you ll want an air cleaner rated for a larger room.
If your room size is smaller the unit will simply clean the air more often or faster.
Here is a calculator to help you find the cadr of air purifier required for a given room size assuming room height to be 9 ft.
Cadr performance measurement parameters.
Clean air delivery rate or cadr rating is the most significant factor when you choose an air purifier.
Ssmoke pollen and dust.
For different sized rooms and indoor air quality you need to select your air purifier by the cadr rating.
Hence you need an air purifier of cadr 120m3 hr for a room of size 120 sq.
The easiest way to determine the right size of the air purifier for your room is to use the following formula.
We hope our cfm calculator is a useful tool for you.
If you want an air purifier that will cleanse the air for multiple connected rooms then just measure the length and width of each room separately and add up the totals.
The air mini has a sensor designed to measure particulate matter in the room and you can see how congested the room is with particulates via a four color display on top of the purifier itself or.
