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Connolly® Ground Crack Inducers


Connolly Key Joint Ground Crack Inducers  supplied by InfraBuild Reinforcing, are designed to induce controlled cracking at specific points in concrete slabs. The rigid PVC profile is held in place with supplied pins and is best used with a saw cut and /or Connolly Crack Inducer at the top of the concrete slab. 

Typical Uses

  • Produces a weakening in a slab which induces a crack where planned


  • Easy installation
  • Secures easily to the ground using PC pins to prevent movement during pours
  • Lightweight and durable
  • Ideally suited for use with the Connolly® Dowel Cradles
  • Can save money by helping reduce slab cutting depth

To find out more about the range of Connolly® Ground Crack Inducers stocked at your local InfraBuild Reinforcing please contact your nearest branch.



Product Code Height (mm) Length (m) Suit Slab (mm)
CGCI25 25 3 Up to 150
CGCI50 50 150 – 250