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All stair treads listed are 11 1/4” deep X 1” thick X (length specified). Acceptable tolerances are +/- 1/32” on depth and 1/64” on thickness. Square ends are run
wild and average 1/2”–1/8” over finished size to allow custom fitting in the field. All treads are guaranteed to meet grade on one face. |
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Single return treads must be specified left or right hand and are based on an over all length measurement. |
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Double return treads are based on a “throat” dimension. |
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Bull Nose (aka starter step)are based on a “throat” dimension. |
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Double Bull Nose assemblies are based on a throat dimension. |
