Ancon IHR-B Head Restraint - 2D Detail

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The object content is configured for use in UK, but it may also be suitable for use in other locations.


2D Detail

The IHR-B provides the necessary restraint to the top of masonry walls and accommodates vertical movement.


  • Manufactured from corrosion-resistant Austenitic stainless steel.
  • Suitable for single leaf blockwork or the internal leaf of a cavity wall.
  • Suits standard 215 mm high blocks with a 50 mm maximum joint at the top.
  • Single 10 mm hole allows fixing to structural frame.
  • Channel stem is sealed to prevent mortar ingress and allow movement.

2D plan detail for indicating masonry wall tie requirements.

Platform Compatible Version Certified to
AECOsim AECOsim - 1.0 -
Revit Revit 2016 + 4 2.0
Vectorworks Vectorworks - 1.0 -

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More information

  • NBS specification data
    Case studies and technical literature
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    What's Changed?


    Object upgraded to NBS BIM Object Standard v2.0.