The 850gsm PVC Dam Liner is Geosynthetics Africa’s most robust and high-specification liner, designed for extreme durability in high-pressure water containment systems. This heavy-duty liner is reinforced for added strength, offering maximum protection for mining, agriculture, wastewater treatment, and industrial storage applications in even the harshest conditions.
Ideal for large-scale, long-life projects requiring superior puncture resistance, mechanical strength, and chemical stability.
Extreme Strength: Exceptional tensile, tear, and puncture resistance
Flexible & Weldable: Heat-welded on-site or pre-welded into panels
Life Span: 20–30 years under ideal use and maintenance
Large Panels Available: Factory-welded panels up to 2,000m² for fast deployment
Applications
Mining tailings dams & slurry ponds
Large agricultural irrigation and storage dams
Municipal wastewater treatment facilities
Effluent containment & leachate ponds
Aquaculture systems
Rainwater harvesting reservoirs
Hazardous liquid containment & spill control
Why Geosynthetics Africa?
Trusted Supplier Across Africa
Over 20 Years in Geosynthetic Solutions
Nationwide & Cross-Border Delivery
In-House Welding & Fabrication
Customised Solutions for Complex Projects
Full Installation Support Available
Technical Specifications:
Property
Specification
Material
Reinforced PVC
Weight
850gsm
Thickness
~0.85mm
Colour Options
Black / Blue / Grey (custom on request)
Tensile Strength
≥ 28MPa
Elongation at Break
≥ 180%
UV Resistance
Excellent
Chemical Resistance
High
Temperature Tolerance
-30°C to +70°C
Roll Width
3.0m standard
Roll Length
Custom lengths available
Ordering & Delivery
We offer custom panel fabrication and fast delivery throughout South Africa, including Limpopo, Mpumalanga, Free State, KZN, Gauteng, Eastern Cape, and Northern Cape, as well as exports to Namibia, Botswana, Zimbabwe, Zambia, Mozambique, and DRC.
Minimum Order: 100m²
Lead Time: 7–10 business days (custom sizes may vary)
Installation Services: Certified installation crews available on request
Packaging: Supplied in rolls or prefabricated panels for quick installation
Ultra-durable 850gsm PVC Dam Liner from Geosynthetics Africa – engineered for high-risk containment and long-term performance in dams, ponds, and reservoirs across South Africa.
