Filter, Replacement, GilAir-3/GilAir-5/BDX II Back Catalog number: 201050 Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended 800143 Filter Cassette Holder Kit (required when sampling Price on request GCU37500PVCMW-2 Cassette, 37mm 2pc 5.0µm, PVC Matched, (50µg), 50/ Price on request GCO37050 Housing, 37mm, 3Pc, 50/Box Price on request