Filter, 37mm, 0.8µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC837 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended SC-1 Tedlar Bag (0.5L) Price on request 800883-171 GilAir-5 R Pump, No Charger Price on request 800885-171-2301 GilAir-5 RC Pump, Starter Kit, 230V Euro Style Plu Price on request