Industrial Glass Tube Rotameter is designed to give maximum accuracy, visibility and ruggedness for accurate control of precision needle valves. The Rotameter is designed with borosilicate glass tube fitted in stainless steel square block having clear and unbreakable plastic body along with directly engraved scale on tapered position. The Rotameter is suitable for measurement of glass tube rate of liquid gases. Industrial Glass Tube Rotameter can be availed with top, bottom or rear connections with stainless steel .15 NB to 100 NB flange as per requirement.