RV-US4-S Hi-flow Undersink Purifier with Sediment Filter & Faucet

SKU UCU021 Categories , , ,


H2O under-counter water purifiers are neatly installed under the kitchen counter and attached to the cold water supply. Each Economy unit comes with a separate, lead-free faucet that is fitted on the top of the counter, next to your sink or prep-bowl.

The RV-US4-S is a high capacity/high flow under counter water purifier that utilizes a 1 Micron Polypropylene pre-sediment filter and a special, replacement RV-US4 GAC/KDF water purifier cartridge.

The RV-US4-S offers high capacity and high flow rate, and can therefore be connected directly to your existing tap or mixer..

This purifier is suitable for large families.

Prices include VAT and delivery fee for products over R1000. Excludes Installation cost, this price may vary by region. All prices are valid for South Africa only. Please contact your nearest H2O consultant for an installation quote. Please find contact details here.


RV-US4-S Hi-flow Undersink Purifier with Sediment Filter & Faucet


  • Neatly installed under your sink and connected to water supply
  • Includes separate faucet for purified water
  • Supplied in kit form – Includes all fittings required for installation
  • Includes sediment pre-filter to protect main cartridge
  • Replaceable cartridge system – Easy maintenance
  • Specifically designed for use with bacteriologically safe municipal water
  • Bacteriostatic – Prevents bacteria growth
  • Removes hundreds of contaminants
  • Improves taste and colour
  • Eliminates odours
  • Pro-rata Warranty: 36 months


Benefits and Recommended Uses:                        

  • Under-counter – Neat installation
  • Under-counter – Convenient and space saving
  • Under-counter – Good for home owners
  • Under-counter – Good for feeding multiple points e.g. fridge, ice machine
  • High capacity – Very cost effective
  • High capacity – Good for offices and light commercial use
  • High flow rate



  • Expected Maximum Capacity (main cartridge): 66,000 litres
  • Average Longevity (main cartridge): 36 – 48 months
  • Maximum Flow Rate: 7.6 lt/min
  • Includes chrome lead-free faucet
  • Includes pressure reducing valve preset at 400kPA
  • Pre-sediment Filter: 1 Micron Spun Polypropylene Depth Filter
  • Main Purification Cartridge Media:
    • 5 micron filter pad
    • KDF 55
    • Coconut Shell Granular Activated Carbon
    • Silver Impregnated Granular Activated Carbon
    • 5 micron filter pad
  • Dual replaceable cartridge system
  • Height: 35.6 cm
  • Width: 27.9 cm
  • Shipping weight: 5.1 kg
  • Made in the USA

Additional information



Water Quality

Improve Taste, Remove Chloramine, Remove Chlorine, Remove Colour & Odour, Remove Tannins

Health Concerns

Improve Alkaline Levels, Remove Metals

Water Source



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