A tricky surface and the elements are blamed for the unravelling of parts of a mind map installed two weeks ago on Hamilton's Wintec wall.
Artist Kim Paton said the tricky concrete surface and high winds were the probably the reason about 15 elements on her high-profile installation peeled off.
New asphalt vinyl elements were being put up yesterday and Paton believed the problem had been resolved with a new method of cleaning the wall surface.
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