Two of the leading producers of large and grand-format graphics, U.S.-based Convergent Print Group and U.K.-based MediaCo Group, have joined forces to establish EnhanceAir Powered by PURETi as the global standard on how brands can address climate change by adding this specialty coating to their out of home and retail advertising. EnhanceAir turns banners and signage into air purifying surfaces that will reduce pollution and improve air quality. For more information, visit. (Web Site) www.ConvergentPrint.com or (Web Site) www.mediaco.co.uk