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3Selection items
6Steps
1FAQs
GBStandards cited
Summary: Landscape lakes use 0.5-1.0 mm HDPE membrane or composite geomembrane over the whole basin; slopes gentler than 1:3 allow gravel ballast doubling as the visible finish. Key nodes: UV protection at water-line, sleeve sealing for pipes, and refill/overflow details.
Selection Table
| Position / function | Recommended material | Standard |
|---|---|---|
| Basin liner | 0.5-1.0 mm smooth HDPE | GB/T 17643-2025 |
| Settling basins | Two-cloth-one-film composite | GB/T 17642-2025 |
| Ballast / finish | Gravel or planting soil | Landscape design |
Installation Steps
- Shape and compact basin, remove sharp objects
- Lay cushion and membrane, weld and test
- Sleeve and seal pipe penetrations
- Ballast slopes with gravel or soil
- Build bank and overflow details
- Fill, observe, then hand over for planting
