CT-700 and US-700 Series UltraWater™ Alkaline Replacement Filter

SKU: 0099800 - A

UltraWater™ Replacement Filter for the Elita CT-700 Non-Electric Ionizer and Elita US-700 Non-Electric Ionizer

This alkaline replacement filter is suitable for the Elita CT-700 and the US-700 models and AlkaViva external housings. 

Filter Life – 2800 litres

Now you can enjoy unmatched UltraWater protection in any ionizer! The UltraWater starts with the BioStone Plus compressed carbon block, we then turbocharge it with UltraWater Wrap technology ensuring unmatched reduction. Up to 99.9% of virtually all contaminants, including Chloramine, Pharma, heavy metals and the toughest to remove contaminants like chromium IV and arsenic. Clearly the Best choice you can make in a filter. Period. (Rated for 4000 litres)


Our UltraWater™ filters are the most comprehensively tested water ionizer filters on the market and tested at real tap flow rates (not slower rates like our competitors). AlkaViva uses Independent, EPA (Government-Certified) Laboratory for all its Filter Testing. Take back your tap and alkalise today!

Combine your water ionizer with AlkaViva’s UltraWater™ ionizer filters to give you give you the cleanest water! Create alkaline water on demand with removal of 99.9% removal of almost all contaminants.

See the difference  UltraWater™ makes compared to other filters with comprehensive Independent Test Results


Independent Test Results

Only AlkaViva has the confidence to test their water filters using an independent US EPA-Certified lab to ensure you are drinking not only alkaline water but clean and purified water with the best contaminant removal available. See the results here.




  • Chlorine, Chloramines & Free Chlorine
  • Fluoride
  • Fluoride
  • Nitrate, Nitrite
  • Aluminum, Antimony, Arsenic, Barium, Beryllium, Boron, Cadmium, Chromium, Chromium, Copper
  • Iron Lead Manganese, Disinfectants and other Anions
  • *Note test results are dependant on the product