For a green roof installation that pitch should be at least inch per foot of run.
Green roof making.
Even a flat roof should have some pitch so that it sheds water toward gutters.
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.
Focus on keeping the elements lightweight but water retaining.
The frame can be made by simply nailing the corners together or by using l brackets to form the corners.
While redeveloping our house we decided to install a living roof on our kitchen roof why you ask.
Topsoil soil from the garden is not used for green roofs because it s usually too heavy and tends to become too compacted.
Make a normal flat or sloped roof into a beautiful living garden.
It is planted over a specially designed water proofing membrane that ensures protection to the tradition roof of a building.
I liked the idea of having a bit more greenery in the property we live.
Build a living roof green roof.
Green roofs serve several purposes for a building such as absorbing rainwater providing insulation creating a habitat for wildlife increasing benevolence and decreasing stress of the people around the roof by providing a more aesthetically pleasing landscape and helping to lower urban air temperatures and mitigate the heat island effect.
Using rot proof timber build a frame around the roof to contain the garden.