Valve Plate Assembly, Bottom, GilAir-3 Back Catalog number: 800303 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9927-04 Cyclone, BGI4L Gasket Price on request 910-0104-02 GilAir-5 Clock [ATEX], Starter Kit, 230V, Euro Plu Price on request 811-9924-01 Cyclone, BGI4L Aluminum Cyclone (2.2LPM Respirable-US) (Uses 37mm Cassettes) Price on request