Sempergreen® Super Lightweight System

£37.00 ex VAT /m2

The Sempergreen® SUPER Lightweight sedum green roof system is a unique product, meaning you can create your own green living roof .  This system is for use on flat roofs up to 150  the substrate is made from a 20mm 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.



Read more about installing the Sempergreen® lightweight system here


The (minimum) maintenance depends on the build-up of the system, we recommend you fertilize 1-3 times per year with a long-acting fertilizer.

Read more about maintaining your green roof here

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 **


Download the Sempergreen® lightweight system key facts here


Coverage: 95%
Dry Weight: Approx. kg/m2
Saturated Weight: Approx. 40-45kg/m2
Thickness: 60 – 70 mm
Maximum roll length: 20m – 25m
Number of m2 in a pallet: Max.120m (for standard sizes)
Pallet Size: 130cm x 110 cm