Inlet Filter Replacement Kit for GilAir Plus with Back Catalog number: 811-0916-01-R Manufacturer: SENSIDYNE Availability: In stock 7 pcs Price on request - + Recommended 811-9927-06 Cyclone, GK 2.69 25mm O-Ring Kit Price on request 810-1301-01 Gilian 800i Pump Only, No Charger Price on request 385-0117-01 Tri-pod mounting bracket for Nephelometer (Tri-pod Price on request