Teflon Bag, Septum Valve (4.7L) Back Catalog number: TE-27 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 380-0015-01 Screwdriver, Reversible, GilAir-3/GilAir-5/BDX-II Price on request 800320-1 Air Boss & Restrictor Kit, GilAir-3/GilAir-5 and B Price on request 375-0009-01 Carrying Case for Nephelometer Price on request