DTU Environment's phytotron - also referred to as RERAF - is a research facility that researches plant growth under different climatic conditions. RERAF is located at DTU Campus Risø. RERAF is now to be modernized and upgraded to an Ecotron, thereby removing all daylight supplement to the phytotron's climate chambers. In connection with this modernization, a separate lighting system will be purchased for 6 climate chambers with associated control and logging.

Reference is made to the tender documents. The tender letter contains a detailed description of the assignment and the tender process, and the other material contains a description of the scope of the assignment.