Model AP-20S Gas Detection Pump Kit Back Catalog number: 830-0001-01 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 810-0201-02 GilAir-3 Basic (ATEX), Pump only Price on request GF47080 Filter, MCE, 0.8µm, 47mm, 100/Pack Price on request 910-0915-NO-R GilAir-Plus STP 3-Pump Starter Kit, Bluetooth, No Price on request