Manufacturer Name: York Product Number: S1-AA213 OEM Part Number: S1-AA213 The York S1-AA213 Replacement Media Filter is intended to improve air quality in HVAC systems. This 20" x 25" filter is designed to accommodate a wide range of household and commercial HVAC units, providing an effective solution for preserving clean indoor air. With a MERV 13 rating, it excels at trapping ... https://www.partshnc.com/rplcmnt-merv13-for-20x25-media