WE CREATED A GRID THAT PROVIDES THE PERFECT MOST STABLE FINISH SURFACE, THAT ALSO CRUCIALLY HAS ALL OF THE NECESSARY ASPECTS TAKEN INTO ACCOUNT WHEN WE DESIGNED IT, SUCH AS THE CORRECT VERTICAL WALL STRENGTH & THICKNESS, THE PERFECT HEIGHT & CELL SIZE TO ALLOW ANY GRAVEL FROM 15MM - 35MM ROUGH OR SMOOTH GRAVELS - THAT BED PERFECTLY INTO THE '7X7' CELLS, CREATING A COMPACT NEAT FINISH SURFACE.
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