Cassette, 37mm 2pc 5.0µm PVC, 50/Box Back Catalog number: GCU37500PVC-2 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 810-0203-02 GilAir-3 Programmable (ATEX), Pump only Price on request 783-0018-01 Battery Pack, Gilian 12 (NiMH) Price on request 801626 Yoke Diaphragm & Eccentric Assembly, GilAir-3 Price on request