EA De-Ioniser Range puirify tap water using a de-mineralising process called de-ionisation. Each filter contains special color change mixed bed resin that removes harmful anions and cations from tap water. They remove 99.99% of all chemicals, minerals and metals from tap water, purifying it to zero parts per million. Purified water is produced instantly with no waste water and is safe to use immediately once your temperatuer is achieved. ideal for new tank set-up giving a "pure-base" for you to recreate the ideal environment for your fish. These filters remove calcium which means that heaters, hoods, and light fittings do not become coated with hard water depostis.
Remineralisation of the water is required after using a de-ionising filter. The mineralisation needed to go into the water depends upon the type of fish you keep.
