THE MODEL SF-100 IS A FLANGEDSCREWED SIGHT FLOW INDICATOR WITH A CASTFABRICATED BODY. THIS SIGHT FLOW INDICATOR PROVIDES VISUAL OBSERVATION AND MONITORING OF THE PROCESS FLOW STREAM. AVAILABLE DEVICES TO ENHANCE VISIBILITY INCLUDE, FLAPPER AND ROTATOR. BODIES ARE AVAILABLE IN BRONZE, IRON, STEEL AND STAINLESS STEEL. SPECIAL ALLOYS ARE ALSO AVAILABLE. STANDARD UNITS ARE AVAILABLE IN 150#, 300# AND 600# ANSI RATINGS.