2 - PCI

Thin Brick Units: Thickness, not less than ½ in. (12.7 mm), nor more than 1 in. (25.4 mm) thick, with an overall tolerance of plus 0 in, minus 1/16 in. (+0 mm, -1.59 mm) for any unit dimension 8 in. (203.2 mm) or less and an overall tolerance of plus 0 in., minus 3/32 in. (+0 mm, -2.38 mm) for any unit dimension greater than 8 in. (203.2 mm ... ................
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