Filter, 47mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC447 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9931-01 Cyclone, FSP-10 Large Capacity Cyclone (10LPM Res Price on request GF37TQ Filter, Tissue Quartz, (99.90% retention of 0.3µm Price on request 801146 Impinger Holder Mounting Bracket, GilAir (required Price on request