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

Last Updated - 14/09/2026 Sort By:

Best Choice
MAC Marie & Adam's Collection your comfort is our ambition....

New
25 Kg Salt Tablets | Water Softener | Food Grade | Compatible to All Water Softner Machines 100% Genuine British water s
💦 Water softener salt tablets suitable for all tablet water softeners, supplied in 25 kg Pre-sealed Bags

£21.29
HSD Himalayan Salt Direct

New
WATER SOFTENER SALT TABLETS 10KG 2 packs large saving
Huge Savings: 2 packs of 10kg each for a total of 20kg

£21.29 £21.99
New
Hydrosoft Salt Tablets For Tablet Water Softeners 25kg
Strong, Smooth Tablets – Consistent size and texture ensure easy handling and smooth operation in all tablet-based water

£19.95
Monarch Water

New
Monarch Water Ultimate 10kg Water Softener Salt Tablets - BS EN973 Class A Approved
Food Grade Purity

£12.29
New
Monarch Ultimate Water Softener Salt Tablets 25kg Bag 1-10 Food Grade Salt
Whats the difference between Hydrosoft and UltimateTM We couldn t find any; in fact the Ultimate is so pure you can put

£219.99
Best Value
HSD Himalayan Salt Direct

New
HSD Himalayan Salt Direct HSD 25 Kg Salt Tablets Water Softener Compatible to All water softner Machines 100% Genuine Br
HSD 25KG Water Softening Salt Tablets Best For Laundry Kitchen Dish Washing Industrial and Hotel Use Food Grade Quality

£18.91 £21.29
KINETICO

New
Kinetico Block Salt for Water Softeners - Genuine Kinetico Product - Delivers Superior Performance - 3 packs with 6 salt
Kinetico Original: genuine Kinetico block salt from the leading water softener experts.

£26.99
New
Watersprite Block Salt For All Water Softeners High purity Food Grade Salt Block
Watersprite Block Salt for All Water Softeners. Trademarks acknowledged and stated for identification and compatibility

£24.99
Harvey

New
Harvey Block Salt for Water Softeners | Original Pure Grade A Food Quality Salt | 3 Bags, Securely Boxed | Each Bag Cont
Harvey’s original block salt, 3 packs, boxed securely. Each pack holds 2 salt blocks, totaling 6 blocks, each weighing 4

£32.99
New
Harvey's Water Softener Block Salt Suitable for all Water Softeners UK 2 x 4kg
Our original block salt is compatible with most other Harvey and Non-Harvey Water Softeners, but if you have a HarveyArc

£31.99
KINETICO

New
Kinetico Block Salt for Water Softeners - Genuine Kinetico Product - Delivers Superior Performance - 6 packs with 12 sal
Kinetico Original: genuine Kinetico block salt from the leading water softener experts.

£50.99
BWT

New
BWT Water Softener Block Salt 8 kg (Set of 2 4kg Blocks Included Within Pack)
High Purity

£12.99
New
Water Softener Salt Tablets – 10kg / 25kg Bags | Food Grade | UK British Made
Rapidly dissolves to produce premium quality brine. 10 KG SALT TABLETS Natural Water Softener |1,2,3,5,10,20| Dishwasher

£409.99
CHIQUO

New
Chiquo Water Softener Salt Tablets 25kg - Food Grade High Purity Salt Tablets - EN973 Grade A - Compatible with All Wate
High-Purity Food-Grade Salt – Produced from high-purity food grade salt and compressed into smooth tablets, helping ensu

£19.97
New
10 KG Q Granular Salt| Water Softeners| Dishwasher| Food Grade| Water Purifier

£50.99
KINETICO

New
Kinetico Block Salt for Water Softeners - Genuine Kinetico Product - Delivers Superior Performance - 9 packs with 18 sal
Kinetico Original: genuine Kinetico block salt from the leading water softener experts.

£74.99
New
Water Softener Salt Tablets 25kg Food Grade EN973 Grade A High Purity Salt
Produced to EN973 Grade A standards, these salt tablets dissolve efficiently to support effective regeneration cycles an

£19.99
New
Salt Tablets water softener 10/25Kg Bag | Food Grade British Salt Tablet Hydro
Softened Water can improve the efficiency of Hot Water and Heating Systems, and can also reduce scaling and staining in

£502.99
New
Harveys Water Softener Block Salt Suitable for Water Softeners UK Block Salt
Harveys Block Salt, is a convenient way to replenish a water softener. The Harvey’s salt block sits in 1 cm of water in

£108.99
New
Block Salt For Water Softeners, Original Pure Grade A Food Quality Salt Blocks
Perfectly fitsHarvey, Monarch, and all standard block salt water softeners. Type:Block Salt for Water Softeners. Compati

£84.99
New
AQUASOL TABLET SALT 25KG BAG - Water Softener Tablets ONLY £17.99
AQUASOL water softener salt tablets 25kg bag. Water softener salt.

£17.99
New
4pack 25kg Water Softener Salt Tablets | Genuine British | 99.9% Pure Food Grade
25Kg Salt Tablets x4 Bags | Food Grade | Water Softener Salt | Genuine British | 100Kg. Designed for reliability, purity

£73.49
New
25kg Water Softener Salt Tablets High Purity Food Grade British Salt Bag
25kg Salt Tablets – Water Softener Salt. Keep your water softener working efficiently with25kg salt tablets. Pillow-shap

£399.99
New
6 X Water Softener Salt Tablets 10kg Bag for All Water Softeners Food Grade Salt
Extends life of water softeners using pure salt tablets. 6X Watersprite Water Softener Salt Pillow Tablets 10kg Bag Food

£56.99
New
Water Softener Block Salt Suitable for Water Softeners 40,60,125 Packs
Aqua Salt Blocks, the perfect solution for your water softening needs. Their compact design allows for effortless handli

£324.00

25 Water Softeners Salt deals are available from: Amazon, eBay stores, starting from £12.29.
The biggest discount we found is 11% on HSD Himalayan Salt Direct HSD 25 Kg Salt Tablets Water Softener Compatible to All water softner Machines 100% Genuine British salt tablets for water softener Of Premium Quality (1 Bag) at Amazon.
The lowest price we found is £12.29 while the highest is £502.99.
Prices for the best Water Softeners Salt deals average at £105.60.
Last updated on September 14, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Water Softeners Salt.