Butyl Pond Liner

A Butyl pond liner is common in Europe.

This type of rubber is also known as polyisobutylene and is a synthetic rubber. Butyl rubber is normally a yellowish color but the manufactures are producing a water pond liner in black to blend in better with the bottom of garden ponds.

Benefits of butyl liners

  • A highly stable material that is fish and plant safe.
  • Does not contain plasticizers that could make it brittle with age or sun light.
  • High expansion and contraction characteristics.
  • Little or no regular maintenance required once installed.

Draw backs of butyl rubber pond liners

  • More expensive than the US epdm liner.
  • The US epdm liner is 33% thicker than a butyl liner.


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