Green Products > Calstar Clay and Concrete Pavers
Made only with fly ash, and no Portland cement, CalStar's Holland and Permeable Pavers meets ASTM C936, and come in eight earthtone colors and three range colors.
With 40% recycled content, the Holland pavers measure 4 inches x 8 inches x 60mm, while the permeable pavers are 5 inches x 10 inches x 80 mm.
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