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danny burstein danny burstein is offline
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Posts: 398
Default Why Put gravel under concrete?

In pdirect.com Rockhead writes:

What does WWM stand for?


Appreciably,
Alan


Don't know if you'll see my answer given that your
post came from outside Usenet, but WWM
stands for:

"Welded Wire Mesh".

Think of a roll of chicken wire fencing.

Different gauges and strengths, but that's
the general idea.



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