Fiberglass Florida – Core Material Comparison Chart

Compare our most popular core materials including Coosa, Divinycell, AirCell, and Honeycomb foam. Use this chart to choose the right material for your application based on strength, weight, water resistance, and compatibility with resin systems.

MaterialDensity (lb/ft³)Water AbsorptionScrew RetentionBest Used ForResin Compatibility
Coosa Bluewater20–32Very LowExcellentTransoms, stringers, decksPolyester, Vinylester, Epoxy
Coosa Nautical15–24Very LowGoodBulkheads, interior, cabinetryPolyester, Vinylester, Epoxy
Divinycell H5–12Very LowModerateDecks, hulls, light stringersPolyester, Vinylester, Epoxy
AirCell T Foam~5LowModerateLow-load panels, insulationPolyester, Vinylester, Epoxy
Honeycomb5Very LowLowMarine decks, RV and trailer wallsPolyester, Vinylester, Epoxy

All Sheets come 4' x 8' (48" x 96")

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