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Gravalock 15.75-in L x 15.75-in W x 1.5-in H Square Black Natural Stone Paver

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  • Size of each grid is 15-3/4-in X 15-3/4-in X 1-1/2-in; 19 grids covers 32.72-sq ft

  • Package contains 19 grids

  • 3/8 limestone gravel recommended to fill the grid

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