What causes concrete pinholes?
Posted by NNency - Feb 13, 2020 concrete 0 0 Views : 55 Receive Updates For This Category
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Feb 13, 2020
Pinholes are aggravating. These tiny holes in the concrete surface are formed by air bubbles trapped in the concrete. Bubbles become pinholes when they form on the surface of the concrete during casting and when the concrete is ground or honed.