It works by electronic copper ionisation of the water, which in turn controls & kills the blanket weed with staggering results in 2
- 4 weeks! The New I-Tronic from Oasis eliminates the need for any liquid or powder remedies. The I-tronic once installed, is cheap to run with only the electrode needing to be replacing annually (depending on how often it is used). The Itronic 75 is suitable for ponds from 20000 up to 75000 litres. Note: Copper ions are safe for fish but fatal for molluscs. Also the unit should not be used while salt treatments are being employed.