The IUL has adopted the criteria of Green Buildings in Lebanon issued by the Order of Engineers and Architects – Beirut in March 2017, as an energy policy to be used as a reference for future expansion of university buildings, especially the sections related to Energy Efficiency.
The most important topics are the following:
Buildings envelopes shall be in accordance with the requirements of the “Thermal Standard for Buildings in Lebanon” (TSBL)  issued by the Ministry of Public Works and Transport – General Directorate of Urban Planning – in year 2005.
It specifies the requirements of the installation of the following HVAC and domestic water heating systems:
It specifies the allowed values of the average Lighting Power Density for the interior and exterior connected lighting load. Also all exterior lighting must be fitted with automatic controls to ensure that lights do not operate during daylight hours (i.e. daylight sensor or timer).
Reference code / standard: Ashrae 2007-90.1 or RT 2005. Available for free download at.
It specifies the thermally insulation of supply and return ducts installed as part of an HVAC air distribution system, also for piping used as part of cooling or heating water distribution system.
Reference code / standard: Ashrae 2007-90.1. Available for free download at.