What is CADR?

CADR stands for ‘clean air delivery rate’. It is an industry standard test that can be used to compare the performance of different air purifiers.

It allows for a standard test to measure the effectiveness of air purifiers at filtering out particles and gases from the air.

The CADR test is a controlled test, performed in a testing lab. It is not a replacement for real world air purifier tests, but provides a good way to compare the performance of different air purifiers.

Read more: what are the standards for measuring CADR?


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