Cassette, 37mm 2pc 5.0µm PVC, 50/Box Back Catalog number: GCU37500PVC-2 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 810-0101-02 GilAir-5 Basic (ATEX), Pump only Price on request 910-0905-EU-R GilAir-Plus Data Logging 5-Pump Starter Kit, Euro Price on request 811-0907-01-R Dock to PC, usb cable (w/inductor), for Com versio Price on request