Division C - Accepted Materials
Group - Vegetated Roof Systems
Hydrotech Extensive Garden Roof Assembly
by Hydrotech Membrane Corporation
| Material Acceptance and Product Details
The information published in the RCABC Roofing Practices Manual and offered below does NOT represent a complete set of the manufacturer’s data or specifications, nor is this material recommended or endorsed by the Guarantor. The preparation of a detailed specification is the responsibility of the Design Authority.
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- Manufacturer online resources
- Extensive Garden Roof Assembly
- System Summary
- description here, using
breaks
- System Depth
- 101.6 mm (4") to 203.2 mm (7")
- Growing Media Depth
- 76.2 mm (3") to 152.4 mm (6")
- Vegetation Profile
- varieties of sedums
- Suitable climate zones
- 4, 5, 6, 7A, 7B, 8
- System Components
- Instagreen® Carpet (Click here for the Technical Data Sheet PDF)
- Extensive Litetop® Growing Media (Click here for the Technical Data Sheet PDF)
- Litetop® Filter (Click here for the Technical Data Sheet PDF)
- Gardendrain GR10 or Gardendrain GR25 (Click here and here for the Technical Data Sheet PDFs)
- Root Stop Standard (Click here for the Technical Data Sheet PDF)
- Root Stop Tape (Click here for the Technical Data Sheet PDF)
- GardenEdge® (Click here for the Technical Data Sheet PDF)
- Conditions and Limitations
- Note that system thickness is dependent upon the selection of components, which is determined (in part) by design parameters, including hydrological requirements. Consult with the vegetated roof system manufacturer for options and saturated system weight.
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