Filter, PVC, 5.0µm 47mm, 100/Pack Back Catalog number: GF47500PVC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-1004-04 PM-4.0 Impactor Kit, Replacement for Models 810-1002 and 810-1003 Price on request GH37-2 Housing, 37mm 2pc Opaque, 50/Box Price on request 801012-100 Aircon-2 DC Programmable Area Air Sampling Pump, (No Power Module or Battery) Price on request