Elements of the green roof Accessories – Control boxes 3 min read 0 629 Control boxDrainage of any type of green roof must be constantly ensured in very safe conditions, regardless acute weather conditions. To obtain all this, the drainage system must be checked and cleaned very often and control boxes have to be installed at every evacuation hole of the ecological roof. Control boxes are fixed in the substrate, their height is adjusted according to the thickness of the green roof structure. They are made of aluminium, aluminium coated with PVC, being very important their resistance to corrosion and pressure. Example:Bauder Kontrollschacht ALU 250 – Control box 250MaterialaluminiumSize250 x 250 mmHeight100 mmColourwhite aluminiumWeight950 gItem number7438 1000Stacking elementAufstockelement 50 – Stacking element 50MaterialaluminiumSize250 x 250 mmHeight50 mmColourwhite aluminiumWeight250 gItem number7438 1005Stacking elementAufstockelement 100 – Stacking element 100MaterialaluminiumSize250 x 250 mmHeight100 mmColourwhite aluminiumWeight450 gItem number7438 1010Control box Bauder ALU 400Bauder Kontrollschacht ALU 400 – Control box 400MaterialaluminiumSize400 x 400 mmHeight120 mmColourorangeWeight2450 gItem number7439 0000Drainage of all type of green roofs may be ensured by frequent checkings and by cleaning the drainage systems. For this, control boxes have to be installed at every evacuation hole of the green roof structure. These control boxes help the checking and maintenance of drainage systems.Manufacturers whose materials we use for landscape works are well known all over the world. We already had some common projects, and results were reliable and spectacular. If you choose us, the quality of building elements is doubled by the qualified human professionalism. Our team is well experienced in the use and maintenance of all building elements of a green roof.We can build extensive vegetation on industrial halls, intensive green terraces on office buildings, we can also create recreation and relaxing areas, intensive green roofs for high pedestrian traffic on the top of shopping malls, and many other ecological solutions. Thanks to the competence and professionalisms of our team, all materials used are compatible. Protection and filtering layers, drainage of the green roof, together with control boxes, delimitation elements, evacuation gutters are key components of a green roof system.