Anti-salt protection treatment for concrete and masonry surfaces
SURFASDRAIN 20 Garden is a high-density polyethene (HDPE) membrane specifically designed for roof-gardens, the membrane has 20mm dimples that act as a water reservoir and 8mm perforations that allow excess water to filter away.
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How does SURFASDRAIN 20 Garden work:
The 20mm dimples on the drainage board retains the rainwater, this acts as a reservoir for the vegetation of the green roof, whilst the strategically located perforations in the membrane allows surplus water to filter away, preventing ponding of water on the roof.
How do I prepare the surface before applying SURFASDRAIN 20 Garden:
The complete surface of the roof should be fully waterproofed using Maxseal Flex.
Key Features & Benefits
Specification Tip for Design Professionals:
SURFASDRAIN 20 Garden may be specified by name or by using the following description: a high-density polyethene (HDPE) specifically designed membrane for roof gardens. membrane with 20mm dimples that act as a water reservoir and perforations that allow excess water to filter away.
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