Cassette, 37mm, 3 pc, 0.8µm Polycarbonate, 50/Box Back Catalog number: GC738PC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended SC-4 Tedlar Bag (3L) Price on request 910-0906-NO-R GilAir-Plus STP 5-Pump Starter Kit, No cord Price on request GF25TQ Filter, Tissue Quartz, (99.90% retention of 0.3µm Price on request