Radon-certified, flexible, single-component, cold-applied and seamless rubber waterproofing membrane used primarily for the external waterproofing of earth-retaining structures such as basements and foundation walls.

HydroBond 109-LM is extremely puncture resistant with elasticity of 850% and a 95% recovery memory. The membrane becomes fully engaged into the substrate to prevent water tracking and is suitable for all below ground and earth-retained structures, ranging from domestic basements to the largest civil engineering projects.

HydroBond 109-LM is available in two variants: Medium Viscosity, for use in warmer temperatures, and Low Viscosity, for when it is cooler, HydroBond 109-LM is also a constituent product of the new Newton HydroBond System supported by BDA Agrement Certificate BAB 16-031/04/A and is accepted by the NHBC as a suitable waterproofing system for Type A Waterproofing to Grades 1a, 1b, 2 & 3 - BS 8102:2022.

Key Benefits

  • Fully-bonded seamless membrane.
  • Good elasticity with no shrinkage.
  • Medium / Low Viscosity variants instantly raintight when sprayed with HydroBond 109-LM Catalyst.
  • Primer not required for most substrates.
  • Complete vapour barrier.
  • Solvent free, non-toxic and odourless.
  • Non-flammable - No VOCs.
  • High radon gas resistance.

Specification Details for HydroBond 109-LM (Mortars)

Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Newton Waterproofing Systems is consulted before specifying.

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