Filter, Filter Type Reusable Filter, Filter MERV Rating 15, Compatible Extractor Manufacturer Part Number G130, End Cap Configuration Open/Closed, Features 95 Percent Maximum Humidity, Fire Retardant Additive, Nanofiber Pulse Layer, Filter Area 68 sq ft, Filter Efficiency 35 Percent, Filter Media Cellulose Polyester Blend, Inside Diameter 6 in, Outside Diameter 10.4 in, Overall Height 12 in