W.E. Softeners | Water Softeners and Accessories for the West of England

Harvey Gemini V4 Water Softener

The Harvey Gemini V4 Water Softener, is new to W.E.Softeners.

It is made in Britain and is the 4th Generation water softener, from Harvey, to use the latest technology.

This water softener has been specifically designed to fit in to the cupboard under the sink in your kitchen.

It can provide up to 3000 litres of softened water to your family home every day.

Gemini under sink installation

This water softener is most suited to homes with 1 or 2 full bathrooms.

The twin cylinder design and accurate metering system ensures it supplies uninterrupted softened water.

The Gemini V4 water softener is easy to maintain, all you need to do is top up the salt as it runs low. To help there is a clear lid to let you see when you need to add new block salt.

Compact and non-electric, the Gemini V4 water softener is ideal for your family home.

Home Demonstration


Site Survey


On Site Installation


Support and Backup


Service and Repair


10 Year Parts Warranty


1 Year Labour Warranty

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Size (w x d x h) 206 x 445 x 490 mm
Maximum Flow Rate 56 l/min
Salt used / Capacity 0.25 - 0.35 kg / 8 kg
Time 11 minutes
Volume 17 litres
Operating Pressure (Min/Max) 1 - 10 barĀ  (PRV recommended at 6 bar)
Soft water capacity (per day) 3000 l


Harvey Gemini V4 Water Softener Features

  • 4th generation water softener from Harvey using the latest technology
  • Supports households with 1-2 full bathrooms
  • Simple to use. Nothing to plug in, no timers to set and no buttons to push
  • Small and compact, designed to fit cupboards under the kitchen sink
  • Minimal pressure loss, for homes with all types of plumbing systems
  • Made in Britain, tested for maximum durability
  • Twin cylinder system for uninterrupted softened water
  • Smart shuttle metering to cater for the intricacies of all British plumbing systems (tanks, combi boilers, etc)
  • Displacement meters allow regeneration with absolute accuracy
  • Low pressure injector ensure maximum reliability regardless of fluctuating pressures
  • Salt viewing window to easily see when blocks need replacing