Filter, 47mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC447 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-1702-EU-R Gilibrator 3 Charger w/ EU Cord Price on request 811-9917-01 Go-Cal Replacent Filter Price on request 780-0015-02-R Go-Cal Pro SmartCal adpater, GilAir Plus 9-pin Cab Price on request