There is also a cheaper way to get rid of air.
3. Next, you will need to remove the air from already flooded concrete. To do this, use the deep vibrator. Lower it into concrete for a few minutes. Such a vibrator can process about 70 centimeters at a time. There is also a cheaper way to get rid of air. To do this, use the rod reinforcement, piercing concrete every two centimeters.
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