How Do You Build A Green Roof?
Green roofs are a great way to cool a building while adding a carbon dioxide magnet to underutilized space. If more of them are installed in our cities, they can have a major impact on storm water management. They can impact global warming by cooling hot cityscapes. For individuals, green roofs serve multiple purposes, from simply working as environmentally friendly insulation to functioning as a vegetable garden or a site for recreation. Green roofs are not roof gardens. The typical roof garden consists of plants in containers. A green roof is an integrated structure that allows even drainage and more consistent weight distribution across the entire roof. Start with a waterproof membrane. This step is essential. Most roofs fail because of water damage. Today there are several waterproof options from asphalt to sheeting to membranes that go on as a liquid. Add a root barrier. If you use an organic water-proof barrier such as asphalt, you should install an additional layer so that plant
