The Reinasan methods provide sustainable solutions. Surfaces will stay clean for a long time! Outdoor surfaces even up till 10 years garanted. But did you know that it cleans the air from all sorts of polutions as well? It litterally destroys for example nitrogen oxide (NOx), methane and carbon dioxide. How does it work? Let's say a 3 story concrete building of 20.000 square metres is applied with our Protection product. That would be having then the same effect as 1.785 (fully mature) red maple trees. This is the forest city of the future!