If it was bare concrete, you could put tiles over it, but these are removable panels made of "glass fibre reinforced concrete" according to their proud manufact

If it was bare concrete, you could put tiles over it, but these are removable panels made of "glass fibre reinforced concrete" according to their proud manufacturer https://www.brydenwood.com/projects/elizabeth-line-cladding-design/s1139/ https://www.brydenwood.com/projects/elizabeth-line-cladding-...