ROBOVENT Cartridge Filter, 13.9 in Dia, 36 in H

Cartridge Filter; Filter Type Reusable Cartridge Filter; Filter MERV Rating 15; Compatible Extractor Manufacturer Part Number S310; S315; S350; End Cap Configuration Square/Closed; Features 95 Percent Maximum Humidity; Fire Retardant Additive; Nanofiber Pulse Layer; Filter Area 322 sq ft; Filter Efficiency 35 Percent; Filter Media Cellulose Polyester Blend; Inside Diameter 9.5 in; Outside Diameter 13.9 in; Overall Height 36 in