Hugh Dorrian of Stoneware Studios tells Kya deLongchamps how old stone and brick walls that have been coated in cement render, benefit from the re-introduction of lime render on the outside or lime plaster inside.

Business group, environmental body, and sports organisations get behind plan to fight the threat

Building material group, Kingspan, has partnered with a foundation that removes plastic from the ocean and plans to reuse as much of the plastic recovered as it can in the production of insulation products.