Teflon Bag, Septum Valve (4.7L) Back Catalog number: TE-27 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GCO37050-2 Housing, 37mm, 2Pc, 50/Box Price on request SC-9 Tedlar Bag (45.0L) Price on request 360-0040-01 Manual, GilAir-3/GilAir-5 Price on request