Performance Foam Insulationpfimo.com/pdf/insulbloc.pdfpsi (ASTM D 1623) Hydrostatic pressure...
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Performance Foam Insulationpfimo.com/pdf/insulbloc.pdfpsi (ASTM D 1623) Hydrostatic pressure resistance: No Failure @ 56 ft. Head Pressure (AATCC '27) FEMA flood resistance: Class