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Pin kit · Air Purifier Sizing

High Ceilings Change the Purifier You Need

Every page on this site ships with its own pin artwork, drawn from the same EPA-sourced figures as the article, nothing on the pin that the page cannot prove.

a pin card showing 8 ft cfm, the minimum clean air delivery rate EPA states the basis of its CADR table
a pin card showing 8 ft cfm, the minimum clean air delivery rate EPA states the basis of its CADR table

Save the pin

The vertical pin is served at a stable URL (roomandfilter.com/pin/high-ceilings-and-cadr/image) so the media travels with the pin wherever it is saved.

What the pin points at

Every published CADR assumes an eight-foot ceiling, so a taller room makes the table under-read.

Board
Air Purifier Sizing
Pillar
Sizing & CADR
Read time
3 min
Read the full sizing page

Figures from the U.S. Environmental Protection Agency, retrieved 2026-08-30. This site shows no prices, by policy, the pin does not either.