October 14, 2021

Camfil Reports on MERV Ratings? Filter Efficiency Ratings Explained

Camfil’s air filtration experts explain what air filter MERV ratings mean

In the last year, the term “MERV-13” has been circulating in the news and on the Internet as a result of several widely recognized organizations, such as The CDC, OSHA and ASHRAE recommending MERV-13 air filters as the minimum filter efficiency. Some local jurisdictions have even required MERV-13 rated air filters to prevent the spread of COVID-19 in public buildings, such as shopping malls, schools, and office buildings.

In this report, Camfil’s air filtration experts explain what air filter MERV ratings mean.

See the full report What Are MERV Ratings? MERV Vs MERV-A Filter Efficiency Ratings Explained that covers:

  • MERV Ratings Explained

  • Is a Higher MERV Rating Always Better?

  • What is the Difference Between MERV and MERV-A?

  • What MERV Rating Do I Need for COVID-19?


About Camfil Clean Air Solutions

The Camfil Group is headquartered in Stockholm, Sweden, and has 33​ manufacturing sites, six R&D centers, local sales offices in 30 countries, and about 4,80​0 employees and growing. We proudly serve and support customers in a wide variety of industries and in communities across the world. To discover how Camfil Canada can help you to protect people, processes and the environment, visit us at www.camfil.com/en-us/.



Source: Camfil Air FILTERS
Release ID: 44119