Semi-Rigid Waffled HDPE Retention & Drainage Panel (25 mm)
Terra-DRAIN™ P-25 (Panel) is a 1” (25 mm) thick, semi-rigid, waffled HDPE sheet designed to retain water within pocketson the top side for vegetation while channeling surplus water through its bottom-sided canal system for secure drainage. It has drill holes to drainage channels for diffusion and irrigation.
Terra-DRAIN™ P-25 (Panel) is a 1” (25 mm) thick, semi-rigid, waffled HDPE sheet designed to retain water within pockets on the top side for vegetation while channeling surplus water through its bottom-sided canal system for secure drainage. It has drill holes to drainage channels for diffusion and irrigation.
Terra-DRAIN™ P-25 (Panel) allows for the incorporation of a complete array of zone-appropriate, drought-tolerant plantings in a less than 6” depth assembly.
FEATURES:
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Is a semi-rigid waffled plastic sheet that retains water within pockets on the upper side, making water available to vegetation.
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Has drill holes to drainage channels for diffusion and irrigation.
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Channels surplus water through its bottom-sided canal system for secure drainage.
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Allows for the incorporation of a complete array of zone appropriate drought tolerant plantings; in a less than 6” depth assembly.
USES:
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Extensive green roofs
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Protected membrane roofs Inverted roof membrane applications (IRMA)
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Under path surfaces with > 60 mm substructure
INSTALLATION:
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Overlap boards by one cup
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Cover boards with overburden immediately to protect from UV rays & wind uplift