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Product Overview
A dual-functional membrane engineered for waterproofing and root penetration prevention. Composite structure features:
Reinforcement: Long-filament polyester mat / Copper composite carrier (Cu 0.4mm)
Coating: SBS-modified bitumen with specialized root inhibitors (e.g., flupyrsulfuron-methyl based)
Surfacing: PE film, fine sand, or mineral granules
Key Features
Certified Root Barrier
FLL-approved 25-year root resistance (EN 13948) without impeding vegetation growth
Structural Resilience
Puncture resistance: ≥500 N (EN 14418)
Tensile strength: ≥800 N/50mm (EN 12311-1)
Crack bridging: ≥4 mm @ -25°C (EN 14691)
Climate Performance
Service range: -30°C to +110°C (EN 1109)
Chemical Resistance
Withstands de-icing salts, fertilizers, and acidic soils (pH 3-11)
Installation Reliability
Torch-applied seams achieve 200% stronger bonds than substrate (EN 12316-1)
Technical Specifications
| Parameter | Value | Standard |
|---|---|---|
| Copper content | ≥0.04% (wt) | FLL 2008 |
| Water absorption | ≤0.5% | EN 14223 |
| Root barrier efficacy | Class A | EN 13948 |
Applications
Green Roof Systems:
Intensive/extensive vegetated roofs
Underground Structures:
Garage decks, podium slabs with landscaping
Critical Infrastructure:
Highway greenways, railway embankments
Special Environments:
Coastal projects with salt exposure
Northern climates with freeze-thaw cycles
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