Common strategy for the replacement of components of negative environmental impact with others that promote sustainable smart growth Adoption of strategy L1 (CDI and TITANIA) incorporating eco-sustainable processes for homogeneous surface treatments in Nueva Aquitaine and Andalusia Adoption L2 of the strategy (UA, UPPA, INEOSURF, CIDETEC and AIAS) incorporating homogeneous contents in Central Portugal, Aquitaine, Occitania, and Spain.