Krueger Sentry Gauge Krueger Sentry -Gauge OF-1.5-37 The Overfill -Gauge Base Model, OF Type, 37 in.

This model of pop up overfill alert gauge (Standard Model) has standard galvanized wetted rods, polypropylene floats, and aluminum bushing. This mechanical overfill alert gauge is custom made in house to fit your overfill depth requirements. They are designed to pop up at a specific level (usually 90 percent) and warn you that the tank is almost full. Provides visual overfill warning.FeaturesGalvanized SteelHDPE or Polypropylene FloatAluminum bushingType - OFBushing Size - 1.5 in.Depth - 37 in.Dimension - 36 x 6 x 3 in.