Sedum Roof Construction Details

Needle type sedums such as sedum rupestre angelina and sedum reflexum blue spruce.

Sedum roof construction details. 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. On top of that we added 75mm of mixed topsoil and gravel into which the sedum plants were sown. On one hand it is permissible to go for a single layer option with the proviso that the substrate should have at least 60mm depth and the substrate should have low organic content som of 4 or less. These sedums often have one tap root ranging further into the soil media than the creepers.

As a guide prices can vary from 50 m for a sedum roof to 200 m for a fully planted intensive roof the cost of any reinforcement needed to the roof and or wall structures is additional to this. This passage in the fll 2008 permits a wider range of options for installing sedum blanket roofs. These sedums often display very low biomass on the roofs and quickly disappears when other sedums take over. They are xerophytes with thick water storing leaves.

A sedum roof is a type of living roof consisting of a layer of vegetation that has been placed on a rooftop. There are numerous benefits of having a sedum roof installed on your latest project. A green roof is in ecological terms a great and simple thing to do. The roof construction is 250mm x 50mm joists spaced 600mm apart with a 18mm plywood deck.

Sedum green roofs are the most common type due to the hardiness and low maintenance requirements of the plant. Is a green roof for me. 11 species of sedum are grown in the blanket to ensure plant diversity substrate is extremely lightweight moisture retention layer and substrate keep system weight to minimum benefits quick and easy to install low maintenance system instant greening of a roof suitable for retrofitting on refurbishment roofs. Green roofs and façades are most easily achieved through suitable kinds of climbers.

Sedum is suitable for roofs where a thick layer of soil cannot be provided to hold enough water all year round. There are various layers of sheeting on top to make the roof waterproof. When sedum vegetation is applied to a green roof the weight is approximately 30 kg m2. Extensive green roofs normally have an attractive low layer of vegetation around 80 100mm high such as grass moss sedum or small flowers.

Early on in the design process we will agree with you which mat systems you d prefer to install and we will also run through exactly how your sedum blanket will be set to work its wonders. Sedum roof construction details. Their needles are loosely packed around the stem. If you are using sedum blankets then you don t require any additional growing medium or soil.

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. Simple complex small or grandiose let our nearby time handle all the sedum roof construction details for you.