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 801841 Carrying Case, Hard-Side, Standard (16" x 12" x 6"), Gilibrator-2 Price on request 800844-2-230 Gilibrator-2 Standard Flow Diagnostic Kit, 230V, EU Cord Price on request 800411 Kit-Diaphragm Hi Flow Price on request