Filter, 37mm, 0.2µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC0237 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GF25450 Filter, MCE, 0.45µm, 25mm, TEM 100/Pack Price on request 811-1004-01 PM-2.5 Impactor Kit, Replacement for Models 810-10 Price on request GF37500PVC Filter, PVC, 5.0µm, 37mm, 100/Pack Price on request