NEW! Harvey TwinTec S4 Non-Electric, Water Softener (LATEST MODEL!)


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The Harvey Twintec Series 4 (S4) water softener is Harvey's 'latest generation' twin tank, block salt, non-electric water softener, outperforming older, less efficient models. 

Designed to fit compactly under the kitchen sink, the advanced twin cylinder design requires no programming or maintenance.

  • Non-electric water softener designed for the British market
  • Small & compact size, ideally installed in a standard kitchen cupboard 
  • Runs on block salt for ease of use and storage
  • Built with no timers, motors, adjustments or complicated programming 
  • Offers outstanding efficiency in salt and water usage
  • High flow rate ensures power showers and megaflows are no problem
  • From tanks in the loft to combination boilers and high flow unvented hot water cylinders, the Twintec S4 covers them all

Read Twintec Brochure Here 

Technical Specs

  • Regeneration Time required: 11 minutes
  • Salt used per regeneration: 300 g
  • Water used per regeneration: 17 litres
  • Water pressure 1-10 bar (PRV recommended from 6 bar and above)
  • Maximum Peak Flow rate 56 l/
  • Dimensions - Height: 49.0 cm, Width: 20.5 cm, Depth: 44.0 cm

Watch Video Below

Full 10 Year Parts Manufacturer Warranty

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