Director of Grenfell firm quits after evidence it used outdated fire tests

Peter Wilson to leave Kingspan, which made combustible insulation installed on the tower

A director of the company that made combustible insulation used on Grenfell Tower has quit in the wake of evidence the firm used out of date fire tests to market material it knew could burn like a raging inferno".

Peter Wilson will stand down in a fortnight as managing director of Kingspan's insulation boards division and as a director of the plc. He is the only board member to leave the Irish company since the disaster on 14 June 2017, which killed 72 people.