Best Salt Free Water Softener Deals Online in the UK (25 Deals Found)

Last Updated - 19/06/2026 Sort By:

Best Choice
AquaHouse

New
EcoPlus XL Whole House Water Filter System & Salt Free Water Softener Alternative, up to 99.6% effective Scale Preventio
The EcoPlus XL Whole House Water Filter with scale prevention uses the latest in scale prevention and water filtration t

£549.99
Best Value
Eddy Water Descalers

New
Eddy Electronic Water Descaler - Water Softener Alternative - Money Back Guarantee - UK/EU Version
WHO EDDY IS FOR: Eddy is for anyone who wants to reduce or eliminate the effects of costly limescale from their whole ho

£149.00
New
Water Softener Salt Tablet Salt 25KG FROM £18.99 - FREE DELIVERY
BAG OF SALT water softener salt tablets 25kg bag. Water softener salt.

£18.99
BWT

New
BWT WS355 Standard Electronic Water Softener, Blue, 14 Litre
Family-Sized Performance – Designed for households of up to 6 people, delivering soft water for everyday use.

£549.00
New
Salt Free Water Softener Alternative, Descales Scale Prevention, 99.6% effective
AquaHouse NSWS Salt Free Water Softener Alternative. Descales & prevents scale, proven 99.6% effective. AquaHouse NSWS S

£159.99
BWT

New
BWT WS455 Hi Flow Electronic Demand Block/Tablet Water Softener, Blue, 10 Litre
Fits Most Kitchen Cupboards – Compact design for easy installation in tight spaces.

£681.99
Aqua Quality

New
Aqua Quality Non-Electric Water Softener with Full Installation Kit | Continuous Soft Water for UK Homes 24/7 | Free Sal
24/7 Soft Water Supply: Enjoy uninterrupted soft water with Aqua Quality’s twin-cylinder system, one tank regenerates wh

£949.00
New
3 Stage Whole House Water Purifier and Softening Filter Kit Salt Free 3/4" BSP
Water Purifier and Softener Filter Kit - Salt Free. In case your feed water contains a high concentration of suspended m

£69.00
AquaHouse

New
AquaHouse NSWS Water Softener Alternative System, Proven 99.6% effective Scale Prevention
The AquaHouse NSWS Salt-free Scale Prevention system is suitable for small/average homes and will prevent limescale

£159.99
New
Whole House Salt Free Anti-Scale Limescale Prevention Water Softening BSP 3/4"
Aquafilter Anti Scale filter system relieves the hardness of water. This leads to the fact that the heater is heated dif

£39.50
Kind Water Systems

New
Kind Water Systems E-3000UV Salt-free Water Softener and Filter Combo with UV
Provides cleaner, softer water throughout your home, improves everyday moments from showering and cooking to drink and c

£2,564.62
iSpring

New
iSpring ED2000 Whole House Water Descaler, Alternative Electronic Salt-Free Hard Water Conditioner, Reduces Limescale Pr
[Improve Water Quality]: Solves hard water problems without the need for chemicals, salt, or maintenance, while keeping

£124.53 £131.09
New
Finerfilters PoU Salt Free Water Softener System Kit
This Finerfilters 10" Standard Salt-Free Water Softener Alternative can be used as a point of use system for appliances

£79.99
16% Off
Timilge

New
Whole Home Electronic Water Descaling System, Alternative Water Softener, Salt Free, Descaler Reduce, Anti-Rust
[ WHY YOU NEED IT ] Normally contains minerals such as city water and tap water, calcium ions and magnesium ions that ar

£41.82 £50.06
New
Aquati Whole House Water Purifier and Softener Filter System - Salt Free 3/4"
Whole House Water Purifier and Softener Filtration System - Salt Free. This speeds up the consumption of household appli

£64.95
Water Filter Man Ltd

New
Water Filter Man WFMHHWFSFAM EcoPlus Whole House Water Filter System & Salt Free Water Softener
1st Filter: Whole House Water Filtration - filters levels of compounds including chlorine and heavy metals, designed to

£349.99
New
Jumbo Salt Free Water Softener 10" x 4.5", Whole House Filtration NSF Certified
Certification: NSF 61 Approved. 10" Big Blue / Jumbo Water Filter Housing. 10" x 4.5" Jumbo (BB) Continuous - 8 Maximum

£159.95
New
10 KG Q Granular Salt| Water Softeners| Dishwasher| Food Grade| Water Purifier

£79.99
New
Finerfilters KDF Salt Free Water Softener, Whole House Double Jumbo System
Existing scale build-up whereas a traditional softener will only prevent new scale formation. This will in turn reduce e

£99.99
New
Replacement Salt Free Water Softener Cartridge | 10" Jumbo 4.5" x 10"
This Finerfilters 10" Jumbo Salt-Free Water Softener Alternative can be installed in smaller applications as the Point-o

£119.99
New
Whole House Water Filter & Salt Free Water Softener, complete with filters - New
Once installed the system will filter all of your water to a high level, descale existing pipework, and prevent future s

£349.99
New
Aquati Whole House Water Purifier and Softener Filter - Salt Free 3/4" Connect
Whole House Water Purifier and Softener Filter - Salt Free. This speeds up the consumption of household appliances such

£62.95
New
3 Stage Whole House Water Purifier and Softening Filter Kit Salt Free 3/4" BSP
Water Purifier and Softening Filter Kit - Salt Free. In case your feed water contains a high concentration of suspended

£69.00
New
3 Stage Whole House Water Purifier and Softening Filter Kit Salt Free 1/2" BSP
Perfect for UK plumbing with standard1/2" BSPP (British Standard Parallel Pipe) connections — ideal for inline, point of

£69.00
New
Finerfilters Salt Free Water Softener Replacement Cartridge | 20" Jumbo
Finerfilters Complete Shower Water Filte. Finerfilters Whole House Water Filter Sy. The Finerfilters Team. Finerfilters

£199.99

25 Salt Free Water Softener deals are available from: Amazon, eBay stores, starting from £18.99.
The biggest discount we found is 16% on Whole Home Electronic Water Descaling System, Alternative Water Softener, Salt Free, Descaler Reduce, Anti-Rust at Amazon.
The lowest price we found is £18.99 while the highest is £2,564.62.
Prices for the best Salt Free Water Softener deals average at £310.53.
Last updated on June 19, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Salt Free Water Softener.