Stainless steel undercounter water filter system with CTO Plus filter

Coldstream undercounter water filter systems have been designed to look great in any kitchen and because they are under the sink, are unobtrusive too. Every tap and filter kit contains all that is required to install the dedicated undercounter water filter system, so that you can enjoy safe, great tasting drinking water straight from your tap.

The tap is made from high quality 304 grade stainless steel and the steel filter housing and brackets are also made from high quality material. The kit comes with all the necessary brackets, pipes, valves and fittings needed for installation into an existing 15mm cold water supply is simple.


  • Stainless steel filter housing and mounting bracket that can be easily and discreetly installed under your kitchen sink
  • High quality 304 grade stainless steel filtered water tap to be mounted on the countertop
  • All pipes, fittings and isolation valves required to plumb into the existing unfiltered 15mm cold water supply
  • One Coldstream CTO Plus filter that will provide at least six months (2840L) of clear, great tasting water
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The CTO Plus mains water filter allows the essential salts and electrolytes to remain in the water, which leaves it safe and great tasting too.



The Coldstream CTO Plus mains water filter consists of a ceramic outer and a carbon inner core.

The inner core is made of our specially formulated black carbon. This provides maximum protection against possible chemical contamination, including pesticides, herbicides, pharmaceuticals and heavy metals.

On the outside is our unique, high performance ceramic outer layer, this provides maximum protection against water born bacteria and removes any micro-plastics and particles.


  • For great tasting drinking water
  • Essential salts and electrolytes stay in the water
  • Maximum anti-bacterial protection
  • Most efficient chemical contaminant protection
  • Fits all standard makes
  • No power required