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by bsilvereagle 973 days ago
The removal efficiency of the filter is built in to CADR, so say a MERV-14 filter with higher air flow and a HEPA filter with lower air flow can have the same CADR.

The Wikipedia article does not discuss the 2 (different!) methods of calculating CADR but this does: https://frdmtoplay.com/nagivating-air-purification/