First of all you must know about the angle of roof over which you want to construct your green roof.
How do you construct a green roof.
Make sure the roof is easily accessible.
I liked the idea of having a bit more greenery in the property we live.
Here green roof installer rob gaffney adds a second layer of rubber roofing membrane as a root barrier to prevent damage to the roof.
Make a normal flat or sloped roof into a beautiful living garden.
Whereas for angles ranging below 2 degrees as well as above 20 degrees some specific design considerations are.
How to construct a green roof.
In case this angle is more than 30 degrees then green roofing is not preferred or you must get some advice from the experts.
It could be made of plastic or rubber and it fits on top of the traditional roof decking.
Here are some easy to follow guidelines for the construction or installation of a green roof.
First you need to install a waterproof membrane that possesses monolithic properties.
While redeveloping our house we decided to install a living roof on our kitchen roof why you ask.
Pro advice get a structural engineer to tell you what your existing roof needs to support the weight of a green roof.
You might have to add more joists strengthen existing ones or add bracing.