Supplier Knowledge · Pond Liners — HDPE, LLDPE, EPDM
Aquaculture Pond Liners — HDPE, LLDPE, EPDM Buyer's Guide
Pond liners transform earthen ponds into biosecure super-intensive units. Liner failure destroys crops and permits alike. Choose by UV class, thickness, welding method and documented warranty.
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Typical applications
- Shrimp super-intensive ponds
- Tilapia intensive ponds
- Reservoir and effluent basins
Project sizes
- Per hectare: $15K–$80K depending on thickness
Selection criteria
- Thickness (0.75–2.0 mm) matched to climate & lifecycle
- UV, ozone and chemical resistance class
- Welding method (extrusion, wedge) and QA
- Warranty against UV degradation
Questions buyers should ask
- What warranty against UV in my climate?
- Who welds on site and what QA (spark test, air-channel) is used?
- How are penetrations for pipes sealed?
Common procurement mistakes
- Buying thinnest liner to save CAPEX
- Skipping air-channel weld QA
- Ignoring substrate preparation
RFQ recommendations
- Tender liner + installation + weld QA together
- Require third-party weld inspection
Related tools & guides
Calculators
Buyer's Guides
Project templates
Regulations & standards
Related knowledge articles
Frequently asked questions
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