Gilian 800i/5000/10i/12 Replacement filter, pkg 10 Back Catalog number: 811-0012-01 Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended GFPC525 Filter, 25mm, 5.0µm, Polycarbonate, Plain White, 1 Price on request 615-0802-01-R Gilian 800i/5000/10i/12 Five-Unit Carrying Case Price on request 811-9950-01 Cyclone Calibration Jar (For FSP-10 Cyclone) Price on request