Sedum Roof Build Up

The root system is the work force of the.

Sedum roof build up.

It comprises mature sedum on 20mm of extensive substrate and incorporating a multifunctional water retention and filter layer. This is the lightest weight all in one system available. Having reviewed what the fll 2008 guidelines say about the construction of sedum roofs and others it is clear that a drainage layer is needed in cases where the pitch of the roof is very low or flat. When sedum vegetation is applied to a green roof the weight is approximately 30 kg m2.

Low pitch or greater substrate depth this option may result in more grass than desired. Above 35 special solutions can be designed by the zinco engineers. An extensive green roof or sedum roof is a roof with vegetation that is more or less self perpetuating and that can further develop and maintain itself. Roughly speaking extensive green roofs have a substrate thickness of between 4 and 15 cm and a weight of 30 to 220 kilo per m2.

Once the skeleton of the structure was in place. We added a slightly angled piece of marine plywood on to the top added. Designing a sedum roof buildup. Xf301 sedum blanket extensive green roof system when to specify.

The system build up sloped sedum based on the zinco georaster elements enables the installation of green roofs with slopes exceeding 20 and up to 35. There s more to a green roof than just mud and seeds. If the aspect is right plenty of sunlight not too steep a slope protected from cruel winds. A sedum green roof should thrive with just a simple maintenance regime.

What components are needed.