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20 BIG CTO - 20" X 4 ¼" BIG CTO for Chlorine/Taste/Odor


Well known and trusted 5 Micron Carbon Block cartridge.
Suitable for town supply water
5 micron for Chlorine, Taste, Odour, Insecticide and Pesticides.
We also use these for Taste and Odour Reduction in rural tank water when used after the 1 micron Gradient density Prefilter.

Please note in these strange times with supply chain issues we may substitute this Carbon Block cartridge to another manufacturer as long as it has the same or better ratings.
NZ$ 179.90
NZ$ 139.00 including GST
Purchase Qty:
  • CTO Extruded Activated Carbon Block Filter is the most widely used carbon block filter in the world!
  • Class 1 Turbidity Reduction > 98% @ 10 Microns
  • Outstanding Chlorine, Taste and Odor Reduction
  • CTO is a powerful, multifunctional filter cartridge for residential and commercial water purification systems. Ideal for Reverse Osmosis pre and post filtration.
  • Chemical Adsorption:
    CTO filters offer high levels of chemical reduction in potable drinking water, including chlorine and other compounds that contribute to taste and odor. +CTO®/2 is widely used for filtering organic solvents.
  • Improves taste, eliminates odors, removes color
  • Competitively priced compared to Granular Activated Carbon Filters.
  • For Use With Cold Water Only

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