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WDMA I.S. 11-13 Analytical Method for Design Pressure Rating of Fenestration

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WDMA I.S.11-13 Analytical Method for Design Pressure Rating of Fenestration Products describes analytical methods for obtaining design pressure ("DP") ratings of fenestration products of sizes other than that of a tested specimen or specimens. For purposes of compliance with this document, DP ratings shall be permitted in increments of no less than one psf.

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