Filter Housing, Rear GilAir-3/GilAir/5 Back Catalog number: 202816-1 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC225 Filter, 25mm, 0.2µm, Polycarbonate, Plain White, 100/Pack Price on request 400722 Gilibrator Nameplate-Bubble Generator S Price on request 7013376 Cyclone Calibration Jar (For 10mm Nylon Cyclone and Inhalable Dust Sampler Head) Price on request