Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF37TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9918-02 Go-Cal AC Adapter NEMA, 100-240V Price on request 810-1501-01 Gilian 10i Pump Kit UL ATEX, Pump Only, No Charger Price on request 910-0208-02 GilAir-3 Program [ATEX], 5-Pack (With Universal 5- Price on request