Fernox
Fernox for sale on Ireland's largest auction and classifieds sites
Fernox cleaner 265ml - 265ml, - £2.00
Fernox cleaner 265ml • G02 - Free postage - New and Used
Fernox cleaner 265ml • G02 - Free postage - New and Used
Fernox central heating - fernox, - £13.59
Comply 7593 2019 • Best practice protector • Levels should checked - Free postage - New and Used
Comply 7593 2019 • Best practice protector • Levels should checked - Free postage - New and Used
Fernox 62664 tf1 - tf1, pump - £23.58
Brand new but • Been cabin got • Damp boxes knackered - Free postage - New and Used
Brand new but • Been cabin got • Damp boxes knackered - Free postage - New and Used
Fernox express 400ml - express, - £20.96
Quick convenient doses • Seconds simple use • Mess protects against - Free postage - New and Used
Quick convenient doses • Seconds simple use • Mess protects against - Free postage - New and Used
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Fernox external leak - ls-x, - £6.51
Fernox external leak • Sealer traditional style • Sealant use bathrooms - Free postage - New and Used
Fernox external leak • Sealer traditional style • Sealant use bathrooms - Free postage - New and Used
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48 listings · from £2 · avg £19.5
Browse 48 fernox listings currently in our index. Prices range from £2 to £118.22, with an average of £19.5. 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 fernox →
Fernox central heating - f1, - £15.99
- Free postage - New and Used
- Free postage - New and Used
Fernox 500ml central - f3, - £12.00
Your central heating • Cleaner 56600 fernox • 500ml inhibitor are - Free postage - New and Used
Your central heating • Cleaner 56600 fernox • 500ml inhibitor are - Free postage - New and Used
Fernox silicone paste for - fernox, ls-x - £7.39
Fernox external leak • Sealer 50ml use • Hot cold water - Free postage - New and Used
Fernox external leak • Sealer 50ml use • Hot cold water - Free postage - New and Used
Fernox central heating - fernox, - £9.72
Central heating • Protector product specifically • Systems produced reputable - Free postage - New and Used
Central heating • Protector product specifically • Systems produced reputable - Free postage - New and Used
Fernox f3 central - fernox, f1 - £10.80
Central heating • Protector cleaner set • Includes two 500ml - Free postage - New and Used
Central heating • Protector cleaner set • Includes two 500ml - Free postage - New and Used
Fernox iinhibitor central - f1, - £6.52
Fernox inhibitor central • Heating boiler protector • 2652duct specially storage - Free postage - New and Used
Fernox inhibitor central • Heating boiler protector • 2652duct specially storage - Free postage - New and Used
Fernox 62514 express - 62514, - £35.95
Easy intuitive use • Event fail result • Take corrective action - Free postage - New and Used
Easy intuitive use • Event fail result • Take corrective action - Free postage - New and Used
Fernox central heating - central, - £13.00
- Free postage - New and Used
- Free postage - New and Used
Fernox 500ml central - f3, - £4.38
Fernox cleaner 500ml • Item has been • Longer needed - Free postage - New and Used
Fernox cleaner 500ml • Item has been • Longer needed - Free postage - New and Used
Fernox central heating cleaner - central, - £7.68
Fernox cleaner 265ml - Free postage - New and Used
Fernox cleaner 265ml - Free postage - New and Used
Fernox 61016 leak sealer x - fernox, ls-x - £17.99
Fernox external leak • Rapid sealing action • Sealer quickly effectively - Free postage - New and Used
Fernox external leak • Rapid sealing action • Sealer quickly effectively - Free postage - New and Used
Fernox 59288 tf1 total - fernox, - £4.29
Fits fernox tf1 • Compact range • Total - Free postage - New and Used
Fits fernox tf1 • Compact range • Total - Free postage - New and Used
Fernox 56599 corrosion - fernox, - £7.66
Fernox 56599 corrosion • Protector - Free postage - New and Used
Fernox 56599 corrosion • Protector - Free postage - New and Used
Fernox 62514 express inhibitor - 62514, - £34.99
Fernox 62514 express • Inhibitor test product • Ensure water quality - Free postage - New and Used
Fernox 62514 express • Inhibitor test product • Ensure water quality - Free postage - New and Used
Fernox express 400ml - express, - £19.95
Fernox express 400ml • Central heating inhibitor • Protector all nozzles - Free postage - New and Used
Fernox express 400ml • Central heating inhibitor • Protector all nozzles - Free postage - New and Used
Fernox limescale remover - limescale, - £30.95
Per litres water • Fernox 61027 limescale • Remover 2kg using - Free postage - New and Used
Per litres water • Fernox 61027 limescale • Remover 2kg using - Free postage - New and Used
Fernox inhibitor central - fernox, - £11.99
Fernox inhibitor unopened • Sealed 500ml bottle • Treats 130l system - Free postage - New and Used
Fernox inhibitor unopened • Sealed 500ml bottle • Treats 130l system - Free postage - New and Used
Fernox tf1 compact - fernox, magnetic - £74.95
22mm valves included • High performance line • Magnetic system filter - Free postage - New and Used
22mm valves included • High performance line • Magnetic system filter - Free postage - New and Used
Fernox system water test - system, - £11.99
Target visible but • Blurred indicating contaminants • Are present system - Free postage - New and Used
Target visible but • Blurred indicating contaminants • Are present system - Free postage - New and Used
Fernox inhibitor central - f1, - £10.80
Brand new - Free postage - New and Used
Brand new - Free postage - New and Used
Fernox inhibitor central - inhibitor, - £7.59
Fernox inhibitor central • Heating boiler protector • Specific product storage - Free postage - New and Used
Fernox inhibitor central • Heating boiler protector • Specific product storage - Free postage - New and Used
New fernox central heating - new, - £5.60
Sapcote trading centre - Free postage - New and Used
Sapcote trading centre - Free postage - New and Used
Fernox jointing compound - fernox, - £7.29
Fernox jointing compound • External leak sealer • 50ml lsx high - Free postage - New and Used
Fernox jointing compound • External leak sealer • 50ml lsx high - Free postage - New and Used
Fernox central heating - central, - £19.36
Central heating • Protector express 400ml • Solution specifically protect - Free postage - New and Used
Central heating • Protector express 400ml • Solution specifically protect - Free postage - New and Used
Fernox 56599 500 - 56599, ml - £118.22
Fernox 56599 500 • Central heating protector • High quality product - Free postage - New and Used
Fernox 56599 500 • Central heating protector • High quality product - Free postage - New and Used
Furnox and heating - and, f3 - £10.00
Furnox heating system • Inhibitor cleaner 500ml • Twin pack excellent - Free postage - New and Used
Furnox heating system • Inhibitor cleaner 500ml • Twin pack excellent - Free postage - New and Used
Fernox tf1 compact magnetic - fernox, - £44.99
Fernox tf1 compact • Magnetic filter 22mm • Central heating systems - Free postage - New and Used
Fernox tf1 compact • Magnetic filter 22mm • Central heating systems - Free postage - New and Used
Fernox express 62514 central - fernox, - £6.99
When used alongside • Fernox water test • App ios android - Free postage - New and Used
When used alongside • Fernox water test • App ios android - Free postage - New and Used
1000mm length fernox lead - 1000mm, - £6.99
Lead free solder • Safer use used • Gas engineers copper - Free postage - New and Used
Lead free solder • Safer use used • Gas engineers copper - Free postage - New and Used
265ml fernox f3 central - 2, - £12.99
Fernox cleaner 265ml • Universal fast acting • Central heating systems - Free postage - New and Used
Fernox cleaner 265ml • Universal fast acting • Central heating systems - Free postage - New and Used
Fernox central heating - fernox, - £15.18
Bottles 265ml new - Free postage - New and Used
Bottles 265ml new - Free postage - New and Used
Fernox plus filter fluid - f9, - £12.94
- Free postage - New and Used
- Free postage - New and Used
Fernox express cleaner - express, - £14.99
Cleaner heavy duty • Which remove sludge • Scale debris existing - Free postage - New and Used
Cleaner heavy duty • Which remove sludge • Scale debris existing - Free postage - New and Used
Fernox tf1 omega filter 22mm - tf1, - £73.54
Fernox tf1 omega • Filter 22mm boiler • Compact storage tank - Free postage - New and Used
Fernox tf1 omega • Filter 22mm boiler • Compact storage tank - Free postage - New and Used
Fernox tf1 filter 22mm - fernox, - £47.50
Fernox tf1 sigma • Filter 22mm heat • Pumps compatible all - Free postage - New and Used
Fernox tf1 sigma • Filter 22mm heat • Pumps compatible all - Free postage - New and Used
Jointing compound fernox 2 - jointing, v-2 - £6.25
Water hawk can • Used all jointing • Applications produced fernox - Free postage - New and Used
Water hawk can • Used all jointing • Applications produced fernox - Free postage - New and Used
Fernox magnetic scale reducer - magnetic, - £15.08
- Free postage - New and Used
- Free postage - New and Used
Fernox tf1 sigma mini - mini, compact - £43.00
Fernox tf1 sigma • Mini compact high • Performance line heating - Free postage - New and Used
Fernox tf1 sigma • Mini compact high • Performance line heating - Free postage - New and Used
Fernox hawk white pipe - hawk, - £7.79
Fernox hawk white • Use hot cold • Water services including - Free postage - New and Used
Fernox hawk white • Use hot cold • Water services including - Free postage - New and Used
Fernox system water test - water, - £11.99
Target visible but • Blurred indicating contaminants • Are present system - Free postage - New and Used
Target visible but • Blurred indicating contaminants • Are present system - Free postage - New and Used
Fernox protector 265ml - f1, - £9.73
Treats radiators - Free postage - New and Used
Treats radiators - Free postage - New and Used
New fernox 56600 - new, - £8.99
Part fernox 56600 • Not cheap chinese • 500ml central heating - Free postage - New and Used
Part fernox 56600 • Not cheap chinese • 500ml central heating - Free postage - New and Used
Fernox inhibitor central - fernox, - £13.47
New - Free postage - New and Used
New - Free postage - New and Used
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Everything you need to know about fernox
Whether you are looking for a brand-new or second-hand fernox, 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 £2, while premium listings can reach £118.22 — giving you a wide budget spread to work with. The average price of £19.5 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.