The Airflow Products Series M13 pleated air filter features 100% “supercharged” synthetic media, consisting of graduated denier fibers, which are hydrophobic in nature and non-supportive of microbial growth. This high performance, electrostatically enhanced media contributes to a higher initial and sustained efficiency, and longer service life. Available in standard and high capacity versions, the Series M13 achieves a MERV 13, (Minimum Efficiency Reporting Value) rating as per ASHRAE Std. 52.2. For use as a pre-filter for high efficient final filters, as a stand alone primary filter, or as a recognized solution to indoor air quality concerns, the Airflow Products Series M13 is the filter of choice by HVAC professionals worldwide.

The Airflow Products Series M13 pleated air filter features 100% “supercharged” synthetic media, consisting of graduated denier fibers, which are hydrophobic in nature and non-supportive of microbial growth. This high performance, electrostatically enhanced media contributes to a higher initial and sustained efficiency, and longer service life. Available in standard and high capacity versions, the Series M13 achieves a MERV 13, (Minimum Efficiency Reporting Value) rating as per ASHRAE Std. 52.2. For use as a pre-filter for high efficient final filters, as a stand alone primary filter, or as a recognized solution to indoor air quality concerns, the Airflow Products Series M13 is the filter of choice by HVAC professionals worldwide.