Cassette, 37mm, 3pc, 5.0µm PVC, 50/Box Back Catalog number: GCU37500PVC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-0301-02 LFS-113 D Pump, Starter Kit, 230V, Euro Plug Price on request 800272-2 Gilibrator-2, Low Flow Kit, 230V, Euro Cord Price on request 800285 Bubble Generator, High Flow Cell, Gilibrator 2 (Plastic Cell only) Price on request