Liner
Pond liner has the advantage that you can realized almost any shape for your pond. It is available in thickness from 0.5 to 1.2 mm and is very durable.OASE liner offers you unlimited design possibilities. These liners are resistant to UV-light, cold, roots and tearing.
They are tolerated by fish and offer the added advantage, due to their structure, that micro-organisms settle quickly on them. If you are looking for a liner that is as natural as possible, then OASE rubber liner is certainly the very best choice.