Premium RODI Water – 25L Fill (Essex Delivery)

Nitrate and phosphate free. Feed your corals, not your algae.Premium RODI water from our Essex RO plant: reverse osmosis followed by deionisation, polished to 0 ppm TDS. Nothing added, nothing left behind. Ideal for evaporation top-off or mixing your own salt. Sold per 25 litre fill, pumped into your own clean, food-grade container TDS tested in front of you before we pump Delivered on your area's days of our fortnightly Monday–Friday Essex rota: South Essex (SS), Mid Essex (CM), North Essex (CO) Up to 16 fills per visit; minimum order £35.97 Please keep RODI and saltwater containers separate.