Zinc Reservoirs – Durable Water Storage Solutions
📊 View the Zinc Dams capacity & size chart →
Rainbow Tarps and Linings have partnered with a leading zinc reservoir manufacturer that produces sturdy, durable corrugated-iron water-storage dams. We offer the benefit of a variety of liner thicknesses to suit the varying demands of the agricultural, mining and domestic sectors.
Reinforced PVC Liner Options
- 450 mic: standard-duty liner for irrigation/livestock water.
- 620 mic potable grade: certified for human consumption, medium duty.
- 700 mic: heavy-duty liner for harsh UV environments.
- 800 mic: extra-heavy-duty for commercial farmers and mining operations.
- Upcycled options: 410 mic & 700 mic – 30% cost saving without compromising quality.
Capacity Range
| Diameter | Depth | Capacity |
|---|---|---|
| 3m – 10m | 1.5m | 10,000L to 121,000L |
| 2m – 12m | 2.2m | 6,750L to 245,000L |
💧 The largest unit stores enough water for 100+ cattle through dry seasons. Detailed size charts available on request.
Enhanced Protection Options
1. UV Shield (Critical for Irrigation Dams)
- ✅ Materials: 320mic PVC mesh (70% extra UV protection) or 450mic liner (100% extra UV protection).
- ✅ Coverage: protects the wall fold-over + top 70cm inside the dam.
- ✅ Benefit: extends liner lifespan by 5–8 years; replace only the shield, not the full liner.
Reservoir Covers
| Type | Key Features |
|---|---|
| Leaf catcher 280g PVC mesh | Blocks 70% UV/debris; flat, cable-supported perforated net; white |
| Pitched 550g reinforced PVC | Prevents algae, evaporation and 100% UV damage; includes inspection window |
| Floating cover 550g reinforced PVC | Floats on water; reduces algae + evaporation; comes with leaf catcher; best in high-wind areas |
See our Reservoir Covers page for detailed cover specs.
Installation Flexibility
- DIY installation: step-by-step illustrated instructions with WhatsApp video support.
- Professional installation: nationwide (fee includes travel/accommodation).
Why Choose Rainbow’s Zinc Dams?
🌱 Eco-smart design – liner options for every need and budget; recycled PVC options divert 20,000 m²/month from landfills; fully galvanised, sturdy zinc structures.
⚙️ Industrial durability – withstands extreme temperatures (-5°C to 60°C); long-term water storage; 5-year warranty (T&Cs apply).
Technical Specifications
- Zinc: 0.8mm corrugated galvanised sheets.
- PVC liners: UV-stabilised, nylon-reinforced.
- Outlet sizes: 50mm standard → 150mm on request.
📞 Call: (+27) 72 562 2658
📧 Email: sales@rainbowtarps.co.za










