Teflon Bag, On-Off Valve (1.2L) Back Catalog number: TE-21 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC225 Filter, 25mm, 0.2µm, Polycarbonate, Plain White, 1 Price on request GF47500PVC Filter, PVC, 5.0µm 47mm, 100/Pack Price on request 201050 Filter, Replacement, GilAir-3/GilAir-5/BDX II Price on request