20�16 Diffusion Media Panel Filter600, Koch 136 1620 01 (24 pcs) voomi_id_96398 The Cleveland Controls NS2 0556 00 is 1902 028 The Cleveland Controls NS2 0556 00 is a high performance air flow switch tailored for precision in monitoring and controlling airflow across various industrial environments Item Type: Mechanical Component Features Progressive density media Durable steel internal support wire Individual panels or link panels for front access holding frames or side access housings Excellent filter for high moisture applications Link Panels eliminate the possibility of air bypass caused by gaps between filters or gaps at the end of a filter track