Filter, 37mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4537 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-0914-NO-R GilAir-Plus Data Logging 3-Pump Starter Kit, Bluet Price on request GFPC225 Filter, 25mm, 0.2µm, Polycarbonate, Plain White, 1 Price on request 800400 Carrying Case, Hard Side (18" x 13" x 7") for LFS Price on request