Green Roof Root Barrier Thickness

These may not be required if the waterproof membrane is certified as root resistant.

Green roof root barrier thickness.

Root barrier the root barrier is the system that avoids the membrane underneath from being pierced and penetrated by roots ensuring that the system can remain in top shape for as long as it possibly can without needing any adjustments or changes. Grs root barriers come in 20 mil 30 mil and 40 mil thickness depending on the application. A green roof or living roof is a roof of a building that is partially or completely covered with vegetation and a growing medium planted over a waterproofing membrane it may also include additional layers such as a root barrier and drainage and irrigation systems. Safeguard root barrier is simply loose laid on top of the primary waterproofing layer before subsequent green roof layers drainage layer filtration layer etc are laid on top.

Root barrier for intensive green roofs made of flexible polyolefin fpo polyester scrim reinforced resistant to bitumen flexible at low temperatures root resistance tested according to the german fll method of 2002 hot air weldable uv stabilized cold applied. Soprabarrier 20 and soprabarrier 30 are root barriers composed of woven high density polyethylene scrim and provide the protection against roots on sopranature green roofs roof gardens and plaza decks. We gladly provide more products for your green roof on request. Thicker welded root barriers will be needed for green roofs involving trees bamboo or other vigorous spreading grasses.

On the shown pages we present an excerpt of our product range. Of course this is not all that you might have in your roofing. It is ideal for systems that have typical green roof plants such as sedums which have shallow roots and will not present a lot of penetration pressure. You should then cut the membrane to size.

Installing a permaseal green roof system. Additional green roof layers. Reliable and established products that comply with the guidelines of green roofing are important. The soil is usually not more than 5 deep and is sometimes contained by a tray system which provides a barrier to excessive growth protects the roof membrane and also interlocks the.

Safeguard root barrier is intended to provide root protection in green roof applications where the primary waterproofing layer does not offer adequate root protection. Rb20 is the most common root barrier product used for extensive green roof systems. Extensive green roofs are generally made up of a very thin layer of soil or other planting medium with shallow root plants like sedum mosses and grasses. The most common root barriers used are thin polyethylene sheets laid over the waterproofing membrane.