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Fir Underlayment Plywood 23/32 CAT PS1-09 (Common: 23/32 x 4-ft x 8-ft; Actual: 0.688-in x 47.9375-in x 97.9375-in)

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  • Water-repellent coating blocks up to 40% moisture absorption

  • Fully sanded face eliminates need for repairs on the job site

  • Sealed tongue and groove and edges

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