How To Install A Green Roof On A Flat Roof

Green roofs are suitable for any pitch of roof.

How to install a green roof on a flat roof.

As the popularity of vegetated roofs grows in the u s building teams are finding new methods for greening rooftops. 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. Set your dimple mat or drainage mat on top of the insulation layer with the felt side facing upward. A recent trend is to adapt green roof technology for low and steep slope applications.

The shoots are scattered evenly over the leveled substrate and the roof is watered. When constructing a flat green roof the design aspect is much simpler. Cost of a green roof. For a green roof installation that pitch should be at least inch per foot of run.

Sowing sedum shoots for green roof the sedum shoots are then sown into the substrate mix. I liked the idea of having a bit more greenery in the property we live in central london 2. A green roof can be constructed on a flat 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.

Ideally the pitch of the green roof should be around 9 10 degrees as this is not only best. Even a flat roof should have some pitch so that it sheds water toward gutters. We wanted somewhere for some wildlife to have bees etc 3. Pitched green roof design considerations.

However shed roofs most commonly have pitched roofs. Many green roofing companies supply sedum in a mix of 5 to 10 different types of seed for extensive green roofing. Flat green roof design considerations. Prep the roof photo by alison rosa.

Want to keep in touch with our most popular pages on this website. Small green roofs low tech options for greener living is a useful guide to building resilient green roofs. While redeveloping our house we decided to install a living roof on our kitchen roof why you ask. Frame the sides of the roof so your green additions will stay in place.

While the basic components of a sloped green roof are similar to that of a flat system building teams must pay particular attention to water management erosion control.