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Scienceware* Roto-Flow* Flow Indicators
Colored paddle wheels provide immediate visual indication of flow in tubing line. Molded of clear polystyrene with smooth connecting barbs for easy installation. Internal flow channel diameter is 5 mm, paddle wheel shell is 25 mm, overall length is 51 mm. Maximum pressure 10 psig. Flow range 0.5 to 10 lpm. Not for use with corrosive chemicals or at temperatures in excess of 64°C (150°F).