Teflon Bag, Septum Valve (4.7L) Back Catalog number: TE-27 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 385-0112-01 Sheath Air Purge Flow Filter for Nephelometer Price on request GH37-2 Housing, 37mm 2pc Opaque, 50/Box Price on request F-PRO-3100 Manual, Aircon-2 Price on request