Pitched roof 25-45°

Steeply pitched green roof 25-45°Sempergreen has the perfect solution for pitched roofs. The Sedum-mix blanket type T has plastic reinforcement top and bottom. This makes this vegetation blanket – in combination with the correct system structure – very suitable for (steeply) pitched applications. Read below about how you can transform your pitched roof into a sustainable green roof.

Steeply pitched green roof 25-45° specifications

 Pitch:                                                                    25-45°
 System structure thickness including Sedum:     90 mm
 Saturated weight:                                                100-105 kg/m2

System structure

Green roof system structure – steeply pitched roof with Sedum

1 Sempergreen Sedum-mix blanket type T 30 mm

Pre-cultivated Sedum-mix blanket type T, consisting of a mix of 6-8 different types of Sedum. The basis of this vegetation blanket is the plastic reinforcement top and bottom which make the blanket suitable for (steeply) pitched applications. Vegetation percentage on delivery: at least 95%.

2 Roof garden substrate extensive 50 mm

Extensive roof garden substrate consisting of lava, pumice, and compost.
Produced in accordance with FLL guidelines.

3 Substrate holder

The substrate holder is a plastic grid manufactured from recycled LDPE/HDPE. The substrate holder prevents the substrate from falling away on pitched applications.

4 Water-buffering fleece 10 mm

The water-buffering fleece is a mat manufactured from recycled fibres. The mat can store water and is used to protect the roofing. The mat also functions as water storage for the vegetation blanket.

Download system structure

A pitched green roof a year after installation.