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    Flat Roofs

    Product Type:

      Extruded Polystyrene (XPS)

    Market Sector:

      Building, Roofing

    Ravatherm UK Insulation Polyfoam Roofboard Extra (24U)

    Product Description:

    Polyfoam Roofboard Extra is a rigid extruded polystyrene (XPS) board with a Global Warming Potential (GWP) of less than 5 and Zero Ozone Depletion Potential (ODP). Polyfoam ECO Roofboard Extra is a lightweight, lap jointed board with high compressive strength.

    The thermal conductivity of Polyfoam Roofboard Extra is 0.033W/mK.


    • 15mm lap joint overlap
    • Excellent thermal performance
    • High compressive strength
    • Highly resistant to water absorption
    • Able to resist repeated freeze/thaw cycles
    • Lightweight and easy to install
    • Tough and durable, not easily damaged
    • Dimensionally stable
    • Thermal performance of an inverted roof is improved when used in conjunction with Polyfoam Slimline Membrane


    M4 Product Table

    Encon Product Code Product Description Unit Type Quantity
    24UE070LJ P'FOAM R'BRD EXTRA 1250x600x 70mm LJ BOARD
    24UE130LJ P'FOAM R'BRD EXTRA 1250x600x130mm LJ BOARD
    24UE160LJ P'FOAM R'BRD EXTRA 1250x600x160mm LJ BOARD
    24UE180LJ P'FOAM R'BRD EXTRA 1250x600x180mm LJ BOARD
    24UE200LJ P'FOAM R'BRD EXTRA 1250x600x200mm LJ BOARD
    24UE220LJ P'FOAM R'BRD EXTRA 1250x600x220mm LJ BOARD
    24UE100LJ P'FOAM R'BRD EXTRA 1250x600x100mm LJ
    24UE050LJ P'FOAM R'BRD EXTRA 1250x600x 50mm LJ
    24UE245LJ P'FOAM R'BRD EXTRA 1250x600x245mm LJ
    24UE230LJ P'FOAM R'BRD EXTRA 1250x600x230mm LJ