Teflon Bag, On-Off Valve (1.2L) Back Catalog number: TE-21 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 202816-1 Filter Housing, Rear GilAir-3/GilAir/5 Price on request 811-9909-01 Inhalable Dust Sampler (100 µm Particle Cut at 2L Price on request 810-0203-02 GilAir-3 Programmable (ATEX), Pump only Price on request