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The inexpensive Chace Air Indicator Kit is used for quick estimations of air content in fresh concrete. Method is ideal for rapid field tests or to supplement air meter tests. A sample of cement paste and fine aggregate is placed in the brass measuring cup and rubber stopper assembly, then inserted into the glass vial. The vial is filled with isopropyl alcohol to the top graduation. Percent air is estimeted by number of lines the alcohol drops in the stem of the vial after agitation. Kit includes Vial, Rubber Stopper and Brass Cup assembly, cleaning Brush, alcohol Squeeze Bottle, instructions and plastic Case. Vial dimensions: 6.25x1.13in (159x29mm) LxDiam.
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