AERODYNAMICALLY STABLE ROOF PAVER SYSTEM AND BALLAST BLOCK THEREFOR
A ballast block is provided with a body and a plurality of fluid receiving channels. The body includes a top surface, a bottom surface positioned opposite the top surface, and a first side extending between the top surface and the bottom surface. The plurality of fluid receiving channels are dispose...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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