Filter, MCE, 0.45µm, 47mm, 100/Pack Back Catalog number: GF47450 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC447 Filter, 47mm, 0.4µm, Polycarbonate, Plain White, 100/Pack Price on request 850194-3K Timer Board Replacement Kit, GilAir-3/GilAir-5, Program (Includes Control Board) Price on request 615-0908-05-R Carrying Case, Hard Side, for GilAir Plus 3-pack & 5-pack kits Price on request