Cyclone, Dorr-Oliver, 10mm - Nylon (1.7LPM-US) Back Catalog number: 800061 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GH37-2 Housing, 37mm 2pc Opaque, 50/Box Price on request 910-0102-02 GilAir-5 Basic [ATEX], 5-Pack (With Universal 5-Un Price on request 800511 Carrying Case ,Hard-Side (17.5" x 13" x 7"), BDX-II, GilAir-3 and GilAir-5 Price on request