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Newton 809-DPC

BBA certified, high performance damp proof course that will not extrude under extreme load, and will not affect the ability of a well designed and built wall to sustain and transmit compression. Compatible with all common building materials and suitable for all designs for different damp proof courses.

  • Key Benefits
  • Typical Applications
  • Suitable Substrate
  • Technical Data
  • Key Benefits

    Key Benefits

    • Extremely tough and durable.
    • BBA Certified for proven performance.
    • Will not deform or extrude under high compressive loads.
    • Complete system includes cloaks and accessories.
    • Flexible at low temperatures.
    • Resistant to and shrinkage.
    • Effective barrier to water and water vapour.
    • Bond of Newton 809-DPC is greater than the bond between mortar and brick.

    Typical Applications

    Typical Applications

    • Horizontal, vertical and stepped damp-proof course.
    • As part of the Newtonite Damp Proofing System when used in conjunction with Newton System 800 damp proofing membranes.
    • As part of the Newton CDM Waterproofing System when used in conjunction with Newton System 500 waterproofing membranes.

    Suitable Substrate

    Suitable Substrate

    • Brick & Block.
    • Stone.
    • Concrete.
    • High load insulated wall courses such as Marmox Thermoblock and Foamglas Perinsul.

    Technical Data

    Technical Data

    Installed Performance Result
    Resistance to static load (10 mm steel ball) 20kg
    Water vapour permeability 0.65 gm2/day
    Water vapour transmission 316 MNsg
    Water absorption 0.2%
    Resistance to leakage at joint Pass
    Tensile strength of joint – unaged 235 N
    Tensile strength of joint – heat aged* 290 N
    Tensile strength of joint – water soaked** 257 N
    Tensile strength – longitudinal*** 14.6 N/mm²
    Tensile strength – transverse*** 14.0 N/mm²

    *Heat aged at 80°C for 28 days.
    **Water soak at 60°C for 7 days.
    ***Unaged.

    Speak to our friendly, expert team

    Our staff are able to provide guidance for projects of all sizes, whether you require some general advice about damp or waterproofing, or support with technical drawings and specifications.

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