Bob Higgins explains how surface permeability is the weak link in concrete, letting in water, salts, and other materials that lead to long-term damage.
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Concrete isn’t what it used to be. From curing failures to moisture mysteries, the old rules no longer apply. This free eBook, HARD TRUTHS: What They Didn’t Teach You About Concrete, lays out exactly what’s changed—and how you can avoid expensive mistakes on your next job.
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