Rotameter/Flowmeter, GilAir-3 Back Catalog number: 801009 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800811 Precision Rotameter, 0.2-2.5LPM Price on request 800717 Precision Rotameter, 2-50cc Price on request 2702-19341 LD239 Replacement Battery Price on request