The house paints that promise much more than colour

Juan BoteroJuan Botero and his Halloween front doorThe door of Juan Botero’s apartment in Houston, Texas is made of wood – with a classy, walnut-like finish.But, for Halloween, he planned an eye-catching change. “I’m going to paint my door orange,” Mr Botero, founder and chief executive of Colombia-based Glasst, told the BBC last month. And he has kept his promise.However, the move is not as drastic as it sounds.…