The TwinTec S4 Water Softener

The Twintec S4 Water Softener
  • 2 Years labour, 10 year parts manufacturers backed warranty
  • (with us the manufacturers service team come to your property * you won't get this with other dealers)
  • 100% British developed and manufactured
  • Non electric Water softener
  • Suitable for families and houses with up to 3 bathrooms
  • Uses block salt
  • 1 block per person per month on average
  • Compact size fits neatly under kitchen sink
  • Dimensions: H: 490mm Width: 205mm Depth: 440mm

The TwinTec S4 provides continuous soft water for all the family.

  • Manufacturers 2 years Labour & 10 years Parts Warranty
  • 15mm or 22mm Installation Kit
  • Technical Installation Advice
  • Price Match - We match any other supplier or online proven price, but also include a Manufacturers Warranty* you won't get this elsewhere
  • Call or email for details

Key Features

Uses Block Salt

Simple to top up with salt by adding two blocks of salt as required

Providing Soft Water throughout your house

Soft water to every tap

Efficient and economical to run

Operates on demand. No electricity required

Peace of mind

Two years labour, ten years parts manufacturers guarantee

Technical Specification

Dimensions: Height 490mm Width 205mm Depth 440mm

Displacement Meter for accurate metering and regeneration times

Regeneration Time 11 minutes

Regeneration water used 17 litres

Adjustable brine valve for fine tuning salt usage

Salt per regeneration 250g - 350g depending on brine valve setting

Water pressure 1 - 6 bar (over 6 bar a 5 bar pressure reducing valve is required)

Maximum Peak Flow Rate 56 litres per minute

Bathrooms 1 -3Duplex parallel flow (both cylinders in service together except when one is occasionally in regeneration)

Clear Salt Lid means easy to check salt levels

Takes standard 4kg widely available, competitively priced block salt


*Manufacturers Warranty is subject to the softener being installed within the manufacturers service area and correct installation of the product - see our Warranty section in "Refunds" at the bottom left of any page.