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    Densglass

    DensGlass – The Gold Standard in A1 Rated Sheathing Boards, now BBA Certified.

    DensGlass Sheathing is a high performance, A1 Fire Rated sheathing board that consists of a fibreglass mat with a gypsum core, designed to provide a high degree of protection from the elements in external cladding constructions.

    Widely recognised by the GOLD colour, DensGlass fibreglass mat gypsum sheathing board, has an exemplary track record that spans more than 30 years in the US market place and now available in UK exclusively from Benx.

     

    • BS EN 13501-1 Class A1

    • BBA Certificates available in the Technical Centre

    • For Technical Downloads please visit the Technical Centre

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    • DensGlass-Sheathing-Rush-Memorial-Hospital

    Thanks to its ability to protect the building envelope against incidental moisture damage during and after construction, DensGlass  Sheathing is a preferred substrate under a wide variety of facades, such as:

    • Brick
    • Stone
    • Rainscreen Cladding

    Standard Board Sizes

    1200 x 2400 x 12.7mm (Longer lengths available to order, subject to minimum quantity)

    Key Applications

    Sheathing board to

    • Rainscreen cladding
    • Masonry façades
    • Timber cladding

    Key Features

    • A1 non-combustible
    • No1 Specified Gypsum sheathing board in the US
    • 12 months exposure (when suitably sealed)
    • Lightweight, Scribe & snap, No breather membrane required
    • CE marked
    • Over 30 years in the market
    • BS EN 15283-1

    Workability

    This is a scribe and snap board.  It may be cut using the score and snap method, no power tools are required.  It can be  drilled and nailed using conventional hand tools, offering many of the properties of timber.  Screws to be installed flush to the board surface.

    Suitable for the Following Construction Types

    • Lightweight Steel Frame

    • Timber Frame

    • Modular / Offsite

    • Concrete Frame

    Technical Specifications

    • Nominal Density (Oven Dry)

      750 kg/m3

    • Thermal Conductivity

      0.21 W/mK

    • Moisture Resistance

      To EN 15283-1

    • Biological Resistance

      Level 10 ASTM D3273

    • Surface Condition

      Fleeced - Matt

    • Durability (Life Expectancy - Minimum)

      Equal to that of the building installed to

    • Standard Board Sizes

      1200 x 2400 mm

    • Nominal Mass of Product (kg/m2)

      9.5

    • Dimensional Tolerance

      NPD

    • Product Testing and Certification

      • Reaction to Fire

        BS EN 13501-1 Class A1 Non-Combustible

      • Resistance to Fire

        BS EN 13501-2

      • For more information on Test Data please contact Benx Technical Services using the Technical Request Form

    • Recommended Fixing

      • Steel Frame

        RCM FIX018 - 4.2 x 32 Tek screw

      • Timber Frame

        RCM FIX005 - 4.2 x 42 Tek screw

    Ascot Road Case Study

    RCM was appointed to supply its high-performance sheathing board DensGlass to a former brownfield site on Ascot Road, Watford, which will make up part of the through wall system to an RC frame with a lightweight steel frame infill

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