Filter element comprises filter material surrounded by frame that has fasteners that are complementary to each other and are located on opposite sides of frame

摘要

A filter element comprises a filter material surrounded by a frame (2) that has fasteners (3, 4) that are complementary to each other and are located on opposite sides of the frame. An independent claim is also included for an arrangement comprising a housing (5) in which at least two filter elements as above are positioned.