J v IAG New Zealand Ltd [2022] CEIT-2019-0068 [pdf, 530 KB]
...the concrete. Any moisture which does affect the slab leads to the growth of more crystals, so any new cracks due to thermal issues or shrinkage will self-heal. [115] Mr Gebbie gave evidence on the application of the Krystol treatment. He is a licenced applicator and developed the proposed methodology. The process involves drilling out the grout cores to 40 mm and then using Krystol Repair Grout to fill the holes. The surrounding slab is scarified using a grinder, wetted, and then K...