The AmAir® 1300 is a MERV 13 air filter that offers premium performance and construction in 1" , 2" and 4" pleat depths. The AmAir 1300 has an expanded metal support grip laminated to the media pacl to increase rigidity and maintain pleat spacing. Designed to meet the demands of the toughest applications, the AmAir 1300 pleated filter ensures maximum efficiency, low resistance, and maximizes dust holding capacity. AmAir 1300 is rated MERV 13 and is a product that may contribute to the achievement of LEED® Project Certification.