Filter Cassette Holder Kit (required when sampling Back Catalog number: 800143 Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended 910-0208-02 GilAir-3 Program [ATEX], 5-Pack (With Universal 5- Price on request 201044-10 Filter Housing, Front, GilAir-3/GilAir-5 Price on request 811-9927-02 Cyclone, BGI4L O-Ring Kit & Gasket Kit Price on request