Filter Housing, Front, GilAir-3/GilAir-5 Back Catalog number: 201044-10 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended TE-27 Teflon Bag, Septum Valve (4.7L) Price on request 800508-171 GilAir-3 RC Pump, No Charger Price on request 385-0114-01 Zero Cap, Black Rubber for Nephelometer Price on request