Inlet Filters, Replacement for GilAir Plus, Pack of 10 Back Catalog number: 811-0905-01-R Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended 783-0015-01 Lithium Ion Replacement Battery Pack for Nephelometer Price on request 830-0001-01 Model AP-20S Gas Detection Pump Kit Price on request 380-0015-01 Screwdriver, Reversible, GilAir-3/GilAir-5/BDX-II Price on request