Water softener
Water softener for sale on Ireland's largest auction and classifieds sites
Fully refurbished water - fully, - £235.00
Fully refurbished atlantis • At210 water softener • Works world renowned - Free postage - New and Used
Fully refurbished atlantis • At210 water softener • Works world renowned - Free postage - New and Used
Monarch midi water - he, softener - £270.00
Monarch midi water • Softener compact efficient • Filtration system suitable - Free postage - New and Used
Monarch midi water • Softener compact efficient • Filtration system suitable - Free postage - New and Used
Water softener system - water, for - £363.70
Ispring high capacity • Backwash water softener • System effectively treat - Free postage - New and Used
Ispring high capacity • Backwash water softener • System effectively treat - Free postage - New and Used
Used harvey water softener - used, - £180.00
Used cost 200 • Back day removed • This when fitted - Free postage - New and Used
Used cost 200 • Back day removed • This when fitted - Free postage - New and Used
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Wash water poseidon i10 - wash, - £775.00
Hard water areas • Poseidon i10 twin • Softener 15mm kit - Free postage - New and Used
Hard water areas • Poseidon i10 twin • Softener 15mm kit - Free postage - New and Used
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48 listings · from £7.99 · avg £383.17
⚠️ These listings were last updated more than 10 days ago.
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Browse 48 water softener listings currently in our index. Prices range from £7.99 to £1178.93, with an average of £383.17. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about water softener →
Fully refurbished at350 - refurbished, - £260.00
Fully reconditioned at350 • Eco water softener • Works world renowned - Free postage - New and Used
Fully reconditioned at350 • Eco water softener • Works world renowned - Free postage - New and Used
The harvey twintec - twintec, water - £623.80
Harvey twintec water • Softener condition seller • Refurbished shipped ups - Free postage - New and Used
Harvey twintec water • Softener condition seller • Refurbished shipped ups - Free postage - New and Used
Aquahouse water softener - aquahouse, - £399.99
Aquahouse water softener • System litre integrated • Bypass valves are - Free postage - New and Used
Aquahouse water softener • System litre integrated • Bypass valves are - Free postage - New and Used
Calmag calsoft mini meter - calsoft, - £379.99
Water softener • This unit replaces • Compact calsoft mini - Free postage - New and Used
Water softener • This unit replaces • Compact calsoft mini - Free postage - New and Used
Monarch midi water - , - £671.00
Midi softener opti • Brining new range • Water softeners all - Free postage - New and Used
Midi softener opti • Brining new range • Water softeners all - Free postage - New and Used
25kg water softener salt - water, - £399.99
25kg salt tablets • Keep your water • Softener working efficiently - Free postage - New and Used
25kg salt tablets • Keep your water • Softener working efficiently - Free postage - New and Used
Harveys water softener block - water, - £55.99
Harveys block salt • Convenient way replenish • Water softener harvey - Free postage - New and Used
Harveys block salt • Convenient way replenish • Water softener harvey - Free postage - New and Used
Water softener salt - salt, tablets - £409.99
Rapidly dissolves produce • Premium quality brine • Salt tablets natural - Free postage - New and Used
Rapidly dissolves produce • Premium quality brine • Salt tablets natural - Free postage - New and Used
Water2buy model water - z, - £255.50
Modern space saving • Design ideal tight • Utility spaces - Free postage - New and Used
Modern space saving • Design ideal tight • Utility spaces - Free postage - New and Used
Scale bb10 water softener - no, - £350.00
Scale range perfect • Those who are • Seeking alternative permanent - Free postage - New and Used
Scale range perfect • Those who are • Seeking alternative permanent - Free postage - New and Used
Water softener - water, - £208.70
Cal mag water • Softener white plastic • Appliance suitable household - Free postage - New and Used
Cal mag water • Softener white plastic • Appliance suitable household - Free postage - New and Used
Lt12 dva bsp - 3/4", - £118.00
Litre salt regen • Water softener resin • Example classeq 400mm - Free postage - New and Used
Litre salt regen • Water softener resin • Example classeq 400mm - Free postage - New and Used
Harvey twin cylinder block - harvey, - £750.00
Then wet test • Set them our • Service bench before - Free postage - New and Used
Then wet test • Set them our • Service bench before - Free postage - New and Used
Monarch master water - monarch, - £847.00
Monarch water new • High efficiency master • Softener opti brining - Free postage - New and Used
Monarch water new • High efficiency master • Softener opti brining - Free postage - New and Used
Harvey dualflo block salt - block, - £435.10
Harvey dualflo non • Electric water softener • Good another years - Free postage - New and Used
Harvey dualflo non • Electric water softener • Good another years - Free postage - New and Used
Salt tablets water - tablets, softener - £499.99
Softened water can • Improve efficiency hot • Also reduce scaling - Free postage - New and Used
Softened water can • Improve efficiency hot • Also reduce scaling - Free postage - New and Used
Monarch smart efficiency - se-11, - £489.99
Wras approved monarch • Plumbsoft water softener • Has balance quality - Free postage - New and Used
Wras approved monarch • Plumbsoft water softener • Has balance quality - Free postage - New and Used
Kinetico supersoft water - , - £394.30
Kinetico supersoft water • Softener high quality • Home appliance soften - Free postage - New and Used
Kinetico supersoft water • Softener high quality • Home appliance soften - Free postage - New and Used
Water softener dva lt8 - softener, - £85.00
Dva litre manual • Regeneration water softener • Used coffee machines - Free postage - New and Used
Dva litre manual • Regeneration water softener • Used coffee machines - Free postage - New and Used
Water softening resin - softening, - £11.95
Water softening resin • Regenerable using brine • Litre why choose - Free postage - New and Used
Water softening resin • Regenerable using brine • Litre why choose - Free postage - New and Used
Kinetico block salt 3 x - salt, - £26.99
Kinetico block salt • Water softeners high • Quality food grade - Free postage - New and Used
Kinetico block salt • Water softeners high • Quality food grade - Free postage - New and Used
Pack block water softener - 6, - £43.99
Your water softener • Block salt • Simply lift lid - Free postage - New and Used
Your water softener • Block salt • Simply lift lid - Free postage - New and Used
Salt tablets water - tablets, - £299.99
Buy now manufactured • From pure dried • Vacuum salt ensure - Free postage - New and Used
Buy now manufactured • From pure dried • Vacuum salt ensure - Free postage - New and Used
Pureau combined saltless water - £710.00
Range systems cover • Properties from single • Bathroom flat large - Free postage - New and Used
Range systems cover • Properties from single • Bathroom flat large - Free postage - New and Used
Waterdrop g3p600 reverse - g3p600, - £449.99
Reduction nsf ansi • Waterdrop g3p600 tankless • Reverse osmosis system - Free postage - New and Used
Reduction nsf ansi • Waterdrop g3p600 tankless • Reverse osmosis system - Free postage - New and Used
Wash commercial steriliser - commercial, - £275.00
Wash under counter • Steriliser water softener • Two trays decent - Free postage - New and Used
Wash under counter • Steriliser water softener • Two trays decent - Free postage - New and Used
Waterdrop g3p600 reverse - waterdrop, - £399.39
Reduction nsf ansi • Waterdrop g3p600 tankless • Reverse osmosis system - Free postage - New and Used
Reduction nsf ansi • Waterdrop g3p600 tankless • Reverse osmosis system - Free postage - New and Used
Monarch midi water softener - monarch, - £691.00
Midi softener opti • Brining new range • Water softeners all - Free postage - New and Used
Midi softener opti • Brining new range • Water softeners all - Free postage - New and Used
Damage pack block - 3, salt - £7.99
- Free postage - New and Used
- Free postage - New and Used
Calmag calsoft mini water - calmag, - £445.00
Energy saving units • Are suitable all • Types plumbing systems - Free postage - New and Used
Energy saving units • Are suitable all • Types plumbing systems - Free postage - New and Used
Block salt water - softener, - £999.98
Salt supplies water • Blocks all block • Softener machines any - Free postage - New and Used
Salt supplies water • Blocks all block • Softener machines any - Free postage - New and Used
Monarch ultimate midi water - ultimate, - £729.00
10kg salt bag • Monarch midi high • Efficiency softener withopti - Free postage - New and Used
10kg salt bag • Monarch midi high • Efficiency softener withopti - Free postage - New and Used
Pack blocks water softener - 6, - £24.10
Ensure best performance • Yourwater softener machines • Ourpremium quality water - Free postage - New and Used
Ensure best performance • Yourwater softener machines • Ourpremium quality water - Free postage - New and Used
Water king wk1 electronic - water-king, - £270.00
Water king range • Very effective removing • Existing scale deposits - Free postage - New and Used
Water king range • Very effective removing • Existing scale deposits - Free postage - New and Used
Water king wk1 electronic - water-king, - £165.00
Wk1 right you • Water king partially • Performance tested using - Free postage - New and Used
Wk1 right you • Water king partially • Performance tested using - Free postage - New and Used
Bwt waterside light commercial - bwt, - £1178.93
Now includes free • Commissioning what does • Involve this new - Free postage - New and Used
Now includes free • Commissioning what does • Involve this new - Free postage - New and Used
Whole house water softener - house, - £125.00
Ptfe thread seal • Tape included use • Outdoor water systems - Free postage - New and Used
Ptfe thread seal • Tape included use • Outdoor water systems - Free postage - New and Used
Monarch ultimate water - monarch, - £203.00
Whats difference between • Hydrosoft ultimatetm couldn • Find any fact - Free postage - New and Used
Whats difference between • Hydrosoft ultimatetm couldn • Find any fact - Free postage - New and Used
Atlantis at350 eco - atlantis, - £557.10
Water softener modern • Efficiency proven reliability • At350 premium next - Free postage - New and Used
Water softener modern • Efficiency proven reliability • At350 premium next - Free postage - New and Used
Water softener pentair 255 gph - pentair, - £167.10
Pentair 255 gph • Water softener from • Aqua optima evolve - Free postage - New and Used
Pentair 255 gph • Water softener from • Aqua optima evolve - Free postage - New and Used
Monarch luxe water - monarch, softener - £594.00
Monarch water new • Luxe high efficiency • Softener opti brining - Free postage - New and Used
Monarch water new • Luxe high efficiency • Softener opti brining - Free postage - New and Used
Bwt ws555 water softener - water, - £298.95
Bwt ws555 flow • 14l electronic demand • Water softener used - Free postage - New and Used
Bwt ws555 flow • 14l electronic demand • Water softener used - Free postage - New and Used
Electrolux zanussi water - zanussi, - £260.70
Electrolux zanussi water • Softener 0l0764 this • Item brand new - Free postage - New and Used
Electrolux zanussi water • Softener 0l0764 this • Item brand new - Free postage - New and Used
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Everything you need to know about water softener
Whether you are looking for a brand-new or second-hand water softener, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £7.99, while premium listings can reach £1178.93 — giving you a wide budget spread to work with. The average price of £383.17 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.