Filter, 25mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4525 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended SC-9 Tedlar Bag (45.0L) Price on request TE-21 Teflon Bag, On-Off Valve (1.2L) Price on request 910-0204-02 GilAir-3 Clock [ATEX], Starter Kit, 230V, Euro Plu Price on request