Dwyer VFA-26-BV - Visi-Float Flowmeter - 2 in. Scale - LPM Air - 6-50 Range - Brass Metering Valve and Connections
LZQ-7 Flowmeter 1-10 LPM, Air Flow Meter with Control Valve Acrylic Oxygen/ Air/Gas Flowmeter Measurement Tools: Amazon.com: Industrial & Scientific
Fincos 0.05-0.5L/min 0.1-1L/min 0.2-2L/min PMMA Panel Type Gas Float Flowmeter Air Flow Meter Rotameter with Control Valve - (Specification: 0.05-0.5L min): Amazon.com: Industrial & Scientific
Rotameter 1-20 Lpm/Non-Adjustable Flow | Zefon International
5000 Series Digital Flow Meters | TSI
Air Flowmeter, Air Flow Meter Air Flowmeter Control Valve 2.5-25 LPM Flowmeter Suitable for Air Flow Measuring: Amazon.com: Industrial & Scientific
Wholesale LZQ 71 15LPM Air Flow MeterH=120mm Gas Flow MeterWith Control Valve For Oxygen Conectrator,It Can Adjust Flow LZQ7flowmeters From Roberte, $48.94 | DHgate.Com
Air Rota meter In Flow Range of 0-1000 LPM, For Industrial