Reverse Osmosis Filters

The Rhombus 2 uses 2 carbon filters that should be changed every 6 months. These filters remove Chlorine and other contaminants that will protect y...

Sometimes incoming mains TDS is that high even a Standard Rhombus RO system cannot get the Levels close to Zero. If this is the case we advise you ...

If you don't want to refill your resin cartridge yourself with Rhombus-Resin, we supply replacement cartridges already filled with the appropriate ...

Set of 3 filters for the Rhombus 2 which includes 2 Carbon Pre filters (CSPRE) and 1 x Sediment filter (CSSED)

A cost effective way of replacing your RHOMBUS post-filter is to buy the empty cartridge and the mixed bed resin separately and refill the cartridg...

Also known as the Green CS post filter. Contains GAC carbon. Capacity: 5678 litres