The European energy efficiency classification system was introduced by Eurovent Certification* to help buyers easily select the right air filters based on an "A" to "G" grading scale.
Follow the link to our global page for more information:
Energy Efficiency Classification
*Eurovent Certification Company is the representative of the refrigeration, air conditioning, air handling, heating and ventilation industry in Europe. www.eurovent-certification.com
**EN779:2012 is the new European standard for air filters.