Installation
Read more about installing the Sempergreen® lightweight system here
Sempergreen® Lightweight System
£44.86 ex VAT /m2
The Sempergreen® Lightweight sedum green roof system is the perfect solution to creating a flat green roof. This unique system can be used on flat roofs, up to 150, the substrate is made from a 40mm substrate made from long mineral wool fibres. There are 6 – 8 different species of hardy succulents, each chosen for their ability to absorb and retain water and they to thrive in adverse weather conditions. From initial installation they provide up to 95% coverage.
Maintenance
The (minimum) maintenance depends on the build-up of the system, we recommend you fertilise twice a year with a long-acting fertiliser.
Key facts
Lightweight and Super Lightweight Sedum Systems are:
| Ideal for: |
Flat roof extensions, garden offices where weight bearing capacity is unknown |
| Structure: | 3 layers to install, Drainage layer, Substrate layer, Sedum vegetation layer |
| Weight: | 40-50kg/m2 saturated |
| Cost: | Super Lightweight £37.00 per m2 |
| Lightweight £44.86 per m2 | |
| Ease of install: | EASY ** |
Technical
| Coverage: | 95% |
| Dry Weight: | TBC |
| Saturated Weight: | Approx. 45-50kg/m2 |
| Thickness: | 60 – 70 mm |
| Maximum roll length: | 20m – 25m |
| Number of m2 in a pallet: | Max. 50m (for standard sizes) |
| Pallet Size: | 130cm x 110 cm |
