Low Flow Module, Blue, GilAir-3/GilAir-5 Constant Back Catalog number: 800518 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended SC-9 Tedlar Bag (45.0L) Price on request 360-0040-01 Manual, GilAir-3/GilAir-5 Price on request 811-9927-05 Cyclone, GK 2.69 37mm O-Ring Kit Price on request