Filter, 47mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC447 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended SC-1 Tedlar Bag (0.5L) Price on request 910-0208-02 GilAir-3 Program [ATEX], 5-Pack (With Universal 5- Price on request 811-1004-04 PM-4.0 Impactor Kit, Replacement for Models 810-10 Price on request