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The Avongard Corner Tell-Tale monitors horizontal and vertical movement across a crack in a corner. 

Specifications & Applications:

  • The Tell-Tale is hinged enabling it to be used in internal corners of angles between 70 and 180 degrees. 
  • Monitors both internal and external corners. 
  • Avongard Tell-Tales are precision gauges that consist of two plates which overlap for a part of their length. The bottom plate is calibrated in millimetres and the top plate is transparent and marked with a hairline cursor in the form of a cross. 
  • Fix using screws and adhesive (not included but available as accessories). 
  • Supplied with full instructions and Crack Record 

Use singly

To monitor two dimensional movement. 

Use in pairs

To monitor three dimensional movement. 


Floors & Ceilings
Re-configure the Tell-Tale components to monitor cracks between ceilings and walls or floors and walls.

Avonguard Corner Tell-Tales

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