Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF25TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-0208-02 GilAir-3 Program [ATEX], 5-Pack (With Universal 5- Price on request 615-0910-01 Cd with software, manuals and USB drivers Price on request 911-0502-NO-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request