Air Boss, Blue, GilAir-3/GilAir-5 Back Catalog number: 201169 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GH37-2 Housing, 37mm 2pc Opaque, 50/Box Price on request 800411 Kit-Diaphragm Hi Flow Price on request TE-23 Teflon Bag, On-Off Valve (4.7L) Price on request