Teflon Bag, On-Off Valve (50L) Back Catalog number: TE-24 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC825 Filter, 25mm, 0.8µm, Polycarbonate, Plain White, 1 Price on request 360-0166-01 Manual, Gilian 800i Price on request 811-1004-01 PM-2.5 Impactor Kit, Replacement for Models 810-10 Price on request