Which liner type (pre-formed or flexible) should I use?

Pre-formed Liners:
Made of rugged, high molecular weight polyethylene, with a 15 year warr
anty. Various shapes and sizes can be used above or below surface. Shape will hold and not change throughout the years. Great for smaller ponds and small spaces in the garden.
Flexible Liners:
Made of either EDPM or PVC materials. Allows for custom pond shapes and sizes. Can create small to very large ponds pending on amount of liner used.
  • EDPM
    • Thick and durable with a 20 year warranty. Highly resistant to temperature extremes.
  • PVC
    • Lighter and more flexible than EDPM. Comes with a 15 year warranty.

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