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

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

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, lever style 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 exclude delivery and installation costs. Prices reflected on website are subject to availability of product. All prices are for South Africa only. Please contact your nearest H2O International SA consultant for installation and delivery quote, and to confirm stock availability. Please find contact details here.




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


  • Undercounter with separate chrome tap
  • High flow rate
  • High capacity
  • Popular for large families
  • DIY installation
  • Simple to maintain
  • Very high capacity; most cost effective
  • Bacteriostatic; Prevents bacteria growth
  • Improves taste
  • Eliminates odours
  • Removes hundreds of contaminants


  • Recommended flow: 3.8 – 7.6L/min
  • Maximum Expected Capacity: 66 000lt
  • Average Longevity: 36 – 48mths
  • Sealed construction
  • Chrome faucet included
  • PRV preset to 400kPa included
  • Sediment pre-filter included
  • 5 Stage filtration & purification
  • Laboratory tested
  • 36 month pro-rata warranty
  • Height 41.9cm
  • Width 26cm
  • Shipping weight: 6.4kg

Suitable for:

  • Large families
  • B&Bs & Guest Houses
  • Offices
  • Inline installation to existing tap
  • Multiple supply points:
    o Hydroboil
    o Ice machine
    o Fridge
    o Faucet
  • High flow rate requirement

Not suitable for:

  • Non-municipal water
  • Removal of salty taste

CLICK HERE for Cartridges