The last and third method is to make your whole roof or some selected part a vegetation ground like a regular garden.
Roof garden drainage board.
Drainage cell size 40 40cm.
When saturated these layers can weigh in at more than 100kg per square metre or 20lbs per square foot.
Complete with filter fleece to protect the board from the substrate above.
Protection and drainage board fkd 60bu.
A roof garden is a roof that is partially or completely covered with vegetation and soil.
Plastic drainage cell drainage board for roof garden.
Drainage board is a lightweight multi directional drainage to allow for free dispersal of the water to the nearest outlet.
Lined by a membrane that ensures the living space below remains watertight.
Drainage and storage board fkd 60bo optigrün drainage and storage board fkd 60bo is also used for setups with water storage on inverted roofs.
Storage and drainage board is a kind of light board made of hdpe or pp by means of heating pressurization and sizing which can not only create a drainage channel with certain stereo space support stiffness but also is able to impound water.
Optigrün drainage and storage board fkd 40 is installed beneath extensive green roofs and single layered intensive green roofs for drainage and water storage.
In addition there is a pre bonded filter fleece to both sides.
Used within schemes where the growing medium is of sufficient depth to negate the need for additional water storage for the vegetation.
Rigid drainage board with filter fleece sky garden hdpe 20mm cuspated drainage board allows for 7lts sqm of water storage.
Green roofs are made up of several layers typically a waterproof root barrier layer to protect the roof a drainage layer water retention mat then the growing medium and vegetation.
Roofdrain s perforated hdpe core allows both water attenuation and drainage.
Helping improve the quality of life in our urban environments and reducing the impact on our limited resources.
This kind of drainage cells integrates the functions of storage and drainage of water.
Roof garden construction can be done by three methods.