Responsive Respiratory Standard Flow Liter Meter,1-8 LPM,Each,180-5005Price: USD39.89 Responsive Respiratory Standard ~ & Flow ~ & Liter ~ & Meter has 1-8 LPM with compact, lightweight design that is simple to use and easy to read. It is ideal for use as a concentrator flow check - not for use to verify quality or purity of gas being measured. Liter meter can be used with all types of concentrators . Not to be used as a calibration device. Other products from H e a l t h P r o d u c t s F o r Y o u |