Teflon Bag, Septum Valve (0.5L) Back Catalog number: TE-25 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC4525 Filter, 25mm, 0.4µm, Polycarbonate, Plain White, 1 Price on request 200158 Cyclone Spring (each) Price on request 783-0014-01-R GILAIR PLUS BATTERY PACK, DC BACK PACK Price on request