Models shown KE+ and E+. Greenstar HIU s now BESA registered. Heat Network CPD also available. We are delighted to announce that our KE+ and E+ Heat Interface Units (HIU) are now registered to the Building Engineering Services Association (BESA) HIU test regime. Established as part of a UK government research project into heat network efficiency, this standard evaluates the performance of HIUs within the context of typical UK operating conditions. PSNPSFJOGPSNBUJPO WJTJUCPTDIJOEVTUSJBMDPVLIJV 4 March 2021 www.cibsejournal.com p04.CIBSEMagMar21.indd 4 16/02/2021 11:52