Pin kit · Filters and Replacement

What Is A MERV rating, and Does It Matter?

Name: EPA minimum CADR by room area
Creator: U.S. Environmental Protection Agency
License: https://www.epa.gov/indoor-air-quality-iaq/guide-air-cleaners-home

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 MERV 13 cfm, the minimum clean air delivery rate must demonstrate at least 50% removal of the smallest particles tested

Save the pin

The vertical pin is served at a stable URL (roomandfilter.com/pin/what-is-a-merv-rating/image) so the media travels with the pin wherever it is saved.

Save to Pinterest Open the 1000×1500 PNG

What the pin points at

A definition page for a term that appears on every box in the category.

Board: Filters and Replacement
Pillar: Filters & Ratings
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.