Pitched Green Roofs

Eden project, St. Austell, Cornwall

project profile data
Area: Approx. 1,400 m²
Construction year: 2001
Architect/Design: Grimshaw Architects, London
System build-up: “Pitched Green Roof” with Floraset® FS 100

Pakhuis Australië, Amsterdam

Green roof with pitched areas and skylights and flat areas with small trees
project profile data
Area: Approx. 550 m²
Construction year: 2005
Architect/Design: DKV architects, Rotterdam
Contractor: Roosendaal landscaping
System build-up: “Pitched Green Roof” with Georaster®

Van Dusen Botanical Garden, Vancouver

Green roof imitating the leaves of an orchid flower
project profile data
Area: Approx. 1,800 m²
Completion: August 2011
Architect/Design: Perkins + Will, Vancouver
Landscape Architects: Cornelia Hahn Oberlander, Vancouver
System build-ups: Floradrain® FD 40-E, Floraset® FS 75 and Georaster® , with 150–200 mm System Substrate
Steep Pitched Green Roof

Steep Pitched Green Roofs up to 35°

Our highly sophisticated green roofing system with Georaster® elements even enables the installation of steep pitched roofs up to 35°.
Technical Data
Build-up height ca. 120 mm
Weight, saturated ca. 155 kg/m²
Water retention capacity ca. 64 l/m²

Pitched Green Roofs up to 25°

Floraset® FS 75 is the perfect drainage element to install a green roof on a sloping roof up to 25°. It prevents erosion and safely transfers shear forces.
Technical Data
Build-up height ca. 130–150 mm
Weight, saturated ca. 115–145 kg/m²
Water retention capacity ca. 38–44 l/m²
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