TwinTec S4 Twin-Cylinder Non-Electric Water Softener
The TwinTec S4 Water Softener showing the low salt line.
Loading salt blocks into the TwinTec S4 Water Softener
The TwinTec S4 Water Softener In a cupboard below the sink
TwinTec S4 Twin-Cylinder Non-Electric Water Softener
  • Load image into Gallery viewer, TwinTec S4 Twin-Cylinder Non-Electric Water Softener
  • Load image into Gallery viewer, The TwinTec S4 Water Softener showing the low salt line.
  • Load image into Gallery viewer, Loading salt blocks into the TwinTec S4 Water Softener
  • Load image into Gallery viewer, The TwinTec S4 Water Softener In a cupboard below the sink
  • Load image into Gallery viewer, TwinTec S4 Twin-Cylinder Non-Electric Water Softener

TwinTec S4 Twin-Cylinder Non-Electric Water Softener

Regular price
£1,124.00
Sale price
£1,124.00
Regular price
Sold out
Unit price
per 
Includes VAT

Included with your TwinTec S4

  • 2 packs of Harvey Block Salt free (worth £13.20), added to your basket automatically
  • Free next-working-day delivery in and around the M25 by our own vans
  • 10-year parts and 2-year labour warranty
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Description

FREE Harvey Block Salt 2 x 4kg and FREE next-day delivery with purchase of the TwinTec S4 water softener!

The TwinTec S4 is a British-made, twin-cylinder block salt water softener by Harvey Water Softeners, suitable for homes with 1–10 people. One cylinder keeps softening while the other regenerates, so you have soft water 24 hours a day. It runs on water pressure alone, so it needs no electricity, timers or programming. At 205mm wide it fits under most kitchen sinks.

Key facts

  • Suitable for: 1–10 people
  • Size: H 490mm × W 205mm × D 440mm
  • Power: none needed (water-powered, metered regeneration)
  • Salt: Harvey block salt
  • Certification: WRAS approved
  • Warranty: 10 years parts, 2 years home-visit labour within our service area. Terms of service


Included with every order

  • Complimentary 2 packs of Harvey Block Salt
  • Free next-working-day delivery in and around the M25 by our own vans, for orders before 6pm. Further afield: DPD, delivered in 2 days.


Our unique warranty that comes to you In the unlikely event that the softener breaks down in the first 2 years, our engineers visit your home and repair or replace it in one visit. You don't have to remove it and post it back.

Optional installation kit (15mm or 22mm) Full-bore bypass valves and 19mm braided hoses, so you don't lose flow. Our high quality installation kit includes a plumbing-out kit for 35mm or 40mm waste, a 5m × 10mm waste hose, a 2m × 12mm overflow hose and air gap connectors.

Want it fitted? We install across London and Surrey. Make an enquiry or call us on 020 3051 7306


24/7 Softened Water due to Twin Cylinder Technology

The TwinTec twin cylinder design was revolutionary to water softeners when it was introduced by the device's inventor Harvey Bowden.

The TwinTec has the highly advanced technology of two cylinders, unlike the industry standard of just one. Each cylinder is able to work independently.

The twin cylinders provide a constant supply of softened water. Whilst one cylinder is regenerating the other is still working to soften your water. This means the TwinTec S4 provides you with an uninterrupted supply of softened water, no matter how much water your family uses.

Unlike other single-cylinder products on the market, it doesn't shut down to regenerate. We are continually upgrading households from single-cylinder softeners to the twin-cylinder TwinTec S4.

By utilising two cylinders, the TwinTec S4 water softener is able to provide you with luxuriously soft water all day, every day.

Non-Electric, Water Efficient and Simple Running

The TwinTec S4 has been designed to be powered solely by your water supply, using only the incoming water flow and pressure to power its regeneration.
It is, therefore, run on eco-friendly sustainable energy, without the need for a power outlet. Power cuts are of no concern.

The TwinTec has no requirement for an electrical power supply located nearby, making installation and choice of location easier.

There are no timers, computers or manual adjustments to be concerned with. The TwinTec runs itself. No dials to set, buttons to press or clocks to adjust.

The TwinTec S4 will not waste water by regenerating when you are not at home. Regeneration only occurs when more softened water is required, so there is no wasted water usage.

The system meters the volume of water coming into your home so knows when to clean itself.

Block Salt Refill Technology

Block salt, easy to store and handle.

Block salt is easy to load so that you don't have to manage heavy and messy bags of salt.

The specially manufactured salt blocks have been created to work with the S4 and make it as efficient as possible. By ensuring that the salt lasts longer the softener only regenerates when it needs to, rather than on a daily timer like other systems.

When salt needs to be topped up there is a red line that is visible through the clear lid design, which makes it easy for you to be aware.

Compact and Stylish Design

Small, simple and stylish design; specially designed to be compact so that it easily fits under a kitchen sink.

Large water capacity is suitable for a home with 1-10 people; a larger version is available if more capacity is required.

The softening tanks have been designed to maximise available space, whilst being small enough to fit into a tight space.

Specifications
  • Height: 490mm
  • Width: 205mm
  • Depth: 440mm