List of dealer and dates of when the T-ROC will be in the showrooms to view it. Hope the link works if not it is on the main VW.co.uk website.
http://www.volkswagen.co.uk/about-us/news/2017/10/t-roc-preview-events
http://www.volkswagen.co.uk/about-us/news/2017/10/t-roc-preview-events