French SIIC Foncière Développement Logements (FDL) has signed two sale agreements with two German institutional investors for the divestment of 627 housing units located in the cities of Essen and Düsseldorf, in the Ruhr region. The transaction volume amounted to a total of EUR 42 mln, representing a profit to the appraisal value of the assets at year-end 2010.