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HydroBond Lite

Newton HydroBond Lite is a high-performance sheet membrane for the external waterproofing of below-ground foundation structures, basements, water holding tanks, culverts and tunnel bases.
A composite of LDPE and a high quality non-woven geotextile fleece, the membrane is very flexible, giving it excellent crack-bridging capability over construction joints and cracks within the concrete. When pre-applied before placement, the wet concrete is absorbed into the geotextile fleece, integrally bonding the membrane to the concrete. This results in a high strength bond with exceptional peel adhesion qualities, and so prevents migration of water between the concrete and the membrane, even if the membrane is damaged.

HydroBond Lite can provide a complete waterproof envelope to the structure to achieve Type A (barrier) waterproofing suitable for Grades 1a, 1b, 2 and 3 as defined by BS 8102:2022, and is suitable for all below-ground and earth-retained structures from domestic basements to the largest civil engineering projects.

Where the formwork is removed to the outer face of the walls, a range of post-applied membranes are available, which overlap onto the HydroBond Lite at the raft edge, to fully encapsulate the structure.

HydroBond Lite can be used alongside other Newton products to provide a coordinated and combined approach to the waterproofing of the whole structure that includes protection against water penetrating through construction joints, through and around service entries and to movement joints. Correctly protected, the HydroBond System will provide, under normal service conditions, a durable waterproof barrier for the life of the building to which it is installed.

Newton HydroBond Lite is a high-performance sheet membrane for the external waterproofing and radon protection of below-ground foundation structures, basements, water holding tanks, culverts and tunnel bases.

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

    Key Benefits

    • Full mechanical bond to the concrete prevents water migration between membrane and structure
    • Very flexible – Resistant to movement and fissures in substrates
    • Unique pre-installed dual component (chemical fusion bond) adhesive laps at membrane selvedge
    • Excellent resistance to the high alkalinity of concrete
    • Excellent radon barrier with performance far exceeding the requirements of BR211:2023

    Typical Applications

    Typical Applications

    • As a continuous, pre-applied, Type A, externally applied waterproofing membrane to earth-retained structures.
    • As a core component of the Newton HydroBond, Type A waterproofing system.

    Suitable Substrate

    Suitable Substrate

    • Concrete only

    Raft or slab:

    • Concrete blinding; Compacted type 1 hard-core; Compacted sand

    The following can be placed above the blinding or hard-core prior to the installation of the membrane:

    • Void former; Clay heave board; Closed-cell flooring grade insulation; Newton HydroBond 410 GeoDrain

    Wall formwork:

    • Existing structure; Secant or contiguous concrete piles; Metal sheet piles; Diaphragm walls; King post wall; Sufficiently stable ground such as clay or chalk; Temporary timber shuttering/formwork

    Technical Data

    Technical Data

    Features Result Units Test Method
    Form Sheet Membrane
    Colour Blue / White
    Density 800 g/m2 (± 10%)
    Packaged Weight 16.5 kg
    Length 20 m (± 50mm) DIN EN 1848-2
    Width 1.0 m (± 30mm) DIN EN 1848-2
    Thickness 1.29 mm (± 5%) DIN EN 1848-2
    Area per roll 20 m2
    Tapes Edge 75 mm
    Installation yeild per roll 17.8 m2
    Average number of rolls needed per 100m2 5.5 5 rolls
    Shelf Life 12 Months
    Application temperature -5 to + 30 °C

    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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