How Do You Install A Green Roof

Eliza takes in the view from her perch atop the house s green roof which daniel believes to be the first of its kind in the neighborhood.

How do you install a green roof.

Before the plants go up a structural engineer should check to ensure that the roof can support the weight of the engineered growing medium and plants. Try out green roofs for healthy cities green save calculator. Make a normal flat or sloped roof into a beautiful living garden. While redeveloping our house we decided to install a living roof on our kitchen roof why you ask.

A typical extensive green roof composed of a 4 inch system with mixed sedums needs water sparingly for the first year and weeding every few months. Green roofs provide extra space. How to plan a green roof renovation. Unroll the drainage layer with the dark thick fleece facing down onto the existing waterproof membrane.

Build a living roof green roof. Set your dimple mat or drainage mat on top of the insulation layer with the felt side facing upward. After the second year it should only need to be weeded twice a year. Sedum green roof can install the entire roof if required.

That depends on the green roof. In a co op or condo often the roof membrane is owned by the building and management is responsible for its maintenance explains bolster s karp. The initial installation cost of a green roof is more than a traditional roof. Installation green roof 0 20 flat roofs are ideal as green roof.

You can grow your own. The last layer is what makes your roof green. Take all the bags of substrate onto the roof and work from one end. Make sure you open out the white flap of the top layer filter fleece.

Frame the sides of the roof so your green additions will stay in place. The system structure for a flat water retaining green roof consists of a drainage layer with filterfleece extensive roof garden substrate and a vegetation blanket. I liked the idea of having a bit more greenery in the property we live. When you install sempergreen vegetation blankets your green roof has 95 coverage immediately.

Bedzed the eco housing development in south london covered their expanses of roofs with this product but for a small project like this it was unnecessary and expensive. You can buy sedum impregnated mats for roofs. Add a thin layer of foam insulation or pour a thin layer of concrete to provide a firm foundation and improve the r value of the roof. Even a flat roof should have some pitch so that it sheds water toward gutters.

Experimenting with green roof plants. You can choose between a green roof seed mixture plug plants plant cuttings or pre vegetated green roof mats or blankets. However the life cycle cost is competitive. Green roofs make the most of unused space within the increasing density of our cities.