Air Boss, Blue, GilAir-3/GilAir-5 Back Catalog number: 201169 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9925-01 Cyclone, GK4.162 -RASCAL Cyclone (9LPM Respirable-US) (Uses 47mm Cassettes) Price on request 200158 Cyclone Spring (each) Price on request 801980 Fixed Mount Assembly, for Gilian 5000Low Flow Adapter Price on request