Central heating inhibitor
Central heating inhibitor for sale on Ireland's largest auction and classifieds sites
Sentinel x100 central heating - x100, - £12.99
Heating systems • Sentinel x100 central • Scale inhibitor solution - Free postage - New and Used
Heating systems • Sentinel x100 central • Scale inhibitor solution - Free postage - New and Used
Fernox central heating - f1, - £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
Central heating chemicals - central, - £10.35
C300 cleaner target • Excess flux residues • Greases oils addition - Free postage - New and Used
C300 cleaner target • Excess flux residues • Greases oils addition - Free postage - New and Used
Concentrated inhibitor a100 - concentrated, - £8.79
A100 concentrated inhibitor • Suitable all types • Heating systems including - Free postage - New and Used
A100 concentrated inhibitor • Suitable all types • Heating systems including - Free postage - New and Used
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Heating inhibitor boiler - inhibitor, 1l - £8.95
Inhibitor a100 concentrated • Suitable all types • Heating systems including - Free postage - New and Used
Inhibitor a100 concentrated • Suitable all types • Heating systems including - Free postage - New and Used
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48 listings · from £5.45 · avg £36.99
⚠️ These listings were last updated more than 8 days ago.
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Browse 48 central heating inhibitor listings currently in our index. Prices range from £5.45 to £360, with an average of £36.99. 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 central heating inhibitor →
Sentinel x100 central heating - sentinel, - £9.80
Suitable use all • Types indirect central • Heating system sentinel - Free postage - New and Used
Suitable use all • Types indirect central • Heating system sentinel - Free postage - New and Used
Concentrated inhibitor central - inhibitor, - £7.29
Our specialized inhibitor • Key maintaining well • Functioning heating system - Free postage - New and Used
Our specialized inhibitor • Key maintaining well • Functioning heating system - Free postage - New and Used
Central heating chemicals - central, - £273.90
Our c100 central • Heating inhibitor specially • Formula that treats - Free postage - New and Used
Our c100 central • Heating inhibitor specially • Formula that treats - Free postage - New and Used
Concentrated inhibitor boiler - inhibitor, - £7.65
C100 concentrated inhibitor • Boiler central heating • System protector 500ml - Free postage - New and Used
C100 concentrated inhibitor • Boiler central heating • System protector 500ml - Free postage - New and Used
Central heating inhibitor - heating, 1 - £9.73
Central heating inhibitor • Flume litre solution • That protects radiator - Free postage - New and Used
Central heating inhibitor • Flume litre solution • That protects radiator - Free postage - New and Used
Sentinel x100 central heating - sentinel, - £10.99
Brand new - Free postage - New and Used
Brand new - Free postage - New and Used
Sentinel x100 central heating - x100, - £13.47
Central heating • Scale inhibitor made • Brand sentinel this - Free postage - New and Used
Central heating • Scale inhibitor made • Brand sentinel this - Free postage - New and Used
Central heating inhibitor - central, - £9.70
Its non acidic • Nsf approved formula • Safe handle suitable - Free postage - New and Used
Its non acidic • Nsf approved formula • Safe handle suitable - Free postage - New and Used
Concentrated inhibitor boiler - inhibitor, - £130.90
Our 25l c100 • Central heating inhibitor • Specially formula that - Free postage - New and Used
Our 25l c100 • Central heating inhibitor • Specially formula that - Free postage - New and Used
A100 concentrated inhibitor - inhibitor, - £8.79
A100 concentrated inhibitor • Suitable all types • Heating systems including - Free postage - New and Used
A100 concentrated inhibitor • Suitable all types • Heating systems including - Free postage - New and Used
A100 concentrated inhibitor - concentrated, - £8.79
A100 concentrated inhibitor • Suitable all types • Heating systems including - Free postage - New and Used
A100 concentrated inhibitor • Suitable all types • Heating systems including - Free postage - New and Used
C100 inhibitor concentrate - c100, - £139.99
Our specialized inhibitor • Key maintaining well • Functioning heating system - Free postage - New and Used
Our specialized inhibitor • Key maintaining well • Functioning heating system - Free postage - New and Used
Central heating inhibitor - central, - £9.95
Central heating • Inhibitor product specifically • Systems helps prevent - Free postage - New and Used
Central heating • Inhibitor product specifically • Systems helps prevent - Free postage - New and Used
Sentinel x100 central heating - central, - £12.50
Sentinel x100 central • Heating inhibitor litre • Solution specifically provide - Free postage - New and Used
Sentinel x100 central • Heating inhibitor litre • Solution specifically provide - Free postage - New and Used
Sentinel x100 inhibitor - sentinel, 1l - £9.72
Sentinel x100 inhibitor • Genuine product ideal • System protection maintenance - Free postage - New and Used
Sentinel x100 inhibitor • Genuine product ideal • System protection maintenance - Free postage - New and Used
Central heating dosing - central, tool - £13.99
Just dose universal • Radiator dosing tool • Add inhibitor seconds - Free postage - New and Used
Just dose universal • Radiator dosing tool • Add inhibitor seconds - Free postage - New and Used
Everad corrosion inhibitor - everad, - £8.95
Wiseman everad 500ml • Concentrated corrosion inhibitor • Prevents rust scale - Free postage - New and Used
Wiseman everad 500ml • Concentrated corrosion inhibitor • Prevents rust scale - Free postage - New and Used
Sentinel x100 central - sentinel, - £10.80
Sentinel x100 central • Heating inhibitor protector - Free postage - New and Used
Sentinel x100 central • Heating inhibitor protector - Free postage - New and Used
Sentinel x100 central heating - x100, - £10.80
Sentinel x100 central • Heating scale inhibitor • Bottle specifically use - Free postage - New and Used
Sentinel x100 central • Heating scale inhibitor • Bottle specifically use - Free postage - New and Used
Scalemaster 250ml corrosion - scalemaster, - £9.99
- Free postage - New and Used
- Free postage - New and Used
Eezyfill central heating - eezyfill, - £14.54
- Free postage - New and Used
- Free postage - New and Used
Fernox inhibitor central - fernox, - £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
Fernox inhibitor central - f1, - £10.91
Fernox inhibitor central • Heating boiler protector • Prevent corrosion limescale - Free postage - New and Used
Fernox inhibitor central • Heating boiler protector • Prevent corrosion limescale - Free postage - New and Used
Fernox inhibitor central - f1, - £13.47
New - Free postage - New and Used
New - Free postage - New and Used
Concentrated inhibitor c100 - inhibitor, - £8.50
Our c100 central • Heating inhibitor specially • Formula that treats - Free postage - New and Used
Our c100 central • Heating inhibitor specially • Formula that treats - Free postage - New and Used
Sentinel x100 20l - sentinel, boiler - £360.00
Suitable use all • Types indirect central • Heating system sentinel - Free postage - New and Used
Suitable use all • Types indirect central • Heating system sentinel - Free postage - New and Used
Fernox protector 56599 - fernox, f1 - £149.99
One 500ml bottle • Treats 130 litre • System radiators 250 - Free postage - New and Used
One 500ml bottle • Treats 130 litre • System radiators 250 - Free postage - New and Used
Lavatap sentinel x100 - sentinel, - £19.99
Litre bottle treats • 100 litres system • Water which typically - Free postage - New and Used
Litre bottle treats • 100 litres system • Water which typically - 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
Central heating concentrated - central, - £8.79
Our c100 central • Heating inhibitor specially • Formula that treats - Free postage - New and Used
Our c100 central • Heating inhibitor specially • Formula that treats - Free postage - New and Used
Heating inhibitor 25l boiler - inhibitor, - £133.28
Our specialized inhibitor • Key maintaining well • Functioning heating system - Free postage - New and Used
Our specialized inhibitor • Key maintaining well • Functioning heating system - Free postage - New and Used
C100 central heating super - c100+, - £11.29
C100s central heating • Super inhibitor this • Made treat larger - Free postage - New and Used
C100s central heating • Super inhibitor this • Made treat larger - Free postage - New and Used
Plumbright central heating - plumbright, - £7.99
Essential protecting hot • Water central heating • Systems maintaining system - Free postage - New and Used
Essential protecting hot • Water central heating • Systems maintaining system - Free postage - New and Used
Concentrated inhibitor boiler - concentrated, - £39.49
C100 concentrated inhibitor • Boiler central heating • System protector our - Free postage - New and Used
C100 concentrated inhibitor • Boiler central heating • System protector our - Free postage - New and Used
C100 concentrated inhibitor - c100, - £39.59
C100 central heating • Once inhibitor injector • Attached open radiator - Free postage - New and Used
C100 central heating • Once inhibitor injector • Attached open radiator - Free postage - New and Used
Central heating inhibitor 1 - central, (1 - £15.99
Central heating corrosion • Inhibitor does not • Contain mineral oil - Free postage - New and Used
Central heating corrosion • Inhibitor does not • Contain mineral oil - Free postage - New and Used
C100 central heating super - central, - £54.99
C100s central heating • Super inhibitor this • Made treat larger - Free postage - New and Used
C100s central heating • Super inhibitor this • Made treat larger - Free postage - New and Used
Ctek miracle seal - x, - £25.00
Bottles new stock • Free delivery - Free postage - New and Used
Bottles new stock • Free delivery - Free postage - New and Used
Plumbright central heating - plumbright, - £5.45
Bottle contains sufficient • Chemical treat radiator • System essential protecting - Free postage - New and Used
Bottle contains sufficient • Chemical treat radiator • System essential protecting - Free postage - New and Used
Altech central heating - central, - £9.49
Powerful inhibitor all • Heating systems treats • Radiators 100 litres - Free postage - New and Used
Powerful inhibitor all • Heating systems treats • Radiators 100 litres - Free postage - New and Used
Fernox express 400ml - fernox, - £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
Concentrated inhibitor central - inhibitor, - £32.49
Our specialized inhibitor • Key maintaining well • Functioning heating system - Free postage - New and Used
Our specialized inhibitor • Key maintaining well • Functioning heating system - Free postage - New and Used
Central heating inhibitor - central, - £7.59
Central heating inhibitor • Trade chemicals high • Quality product use - Free postage - New and Used
Central heating inhibitor • Trade chemicals high • Quality product use - Free postage - New and Used
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Everything you need to know about central heating inhibitor
Whether you are looking for a brand-new or second-hand central heating inhibitor, 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 £5.45, while premium listings can reach £360 — giving you a wide budget spread to work with. The average price of £36.99 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.