I Ionpro™ Ionpro™ systems produce high-purity water with low bacteria levels. Membrane Filtration - reverse osmosis R RO + CEDI SYSTEMS RO + CEDI Systems combines reverse osmosis (RO) and continuous electrodeionization (CEDI) to produce high purity water suitable for high pressure boilers and other industrial applications. Flow rates for standard systems range from 2.5 to 25 m3/hr. Membrane Filtration - reverse osmosis T Terion® Plug & Play integrated RO-CEDI unit for demineralised water production for Power Applications. Membrane Filtration - reverse osmosis