Green Roof Drainage Options

Sloped roofs are naturally better at preventing pooling due to the design of their structure.

Green roof drainage options.

The roof might damage the foundation of the building. However the water coming off. Drainage and stabilization posted in blog green roof jobsite photos recommendations on june 29 2017 when you include trees on a green roof as an integral part of a high tech building structure you need to consider many details and have a good strategy to ensure your trees thrive over the long term. There are several drainage options to repair pooling or ponding water on flat roofs including internal drains gutters and downspouts scuppers and roof leveling compounds.

The 6 slotted triangle shape is used beneath the aggredrain layer and allows for water to flow freely. The greenslope roof ponding repair kit provides a lightweight inexpensive solution to flat roof ponding. Ponding water on flat roofs reduces the roof s lifespan. Roof drainage options for sloped residential roof.

If stone ballast is being utilized around the drain the 84 option shown above. The drainage layer has an important role to play in the total system structure of a green roof. Trees on green roofs. Grs drainage products typically fit into a green roof system above grs root barrier and below grs filter fabric.

The green roof solutions drainage conduit is a stainless steel channel for use with the aggredrain system. Depending on regional precipitation rates and the water retention goals for your specific project green roof solutions has a full range of products to meet your needs. The drainage also contributes to good aeration of the plant roots. Zurn offers a variety of roof drain solutions suited for modular green roofs such as the z163 and the 84 options both shown below.