Cole-Parmer Flowmeter Kit, Brass Fittings; 1.2 LPM Air with Valve

These easy-to-read acrylic flowmeter kits come with seven interchangeable back plates for routine gases air, Argon, nitrogen, Helium, carbon dioxide, oxygen, and water. Meters are offered with or without built-in low hysteresis needle valves. Meters without valves can be panel mounted or used in partial or full in-line mounted configurations. Warning: this product is not approved or intended for, and should not be used for medical, clinical, surgical or other patient oriented applications. Interchangeable scales for routine gases and water stable, easy-to-read Float English and metric scales easy disassembly and assembly for cleaning