Hydronic
Hydronic for sale on Ireland's largest auction and classifieds sites
Thermix kitchen plinth heater - kitchen, - €249.95
Thermix kph 2400 • Kitchen heaters receives • Feefo platinum trusted - Free postage - New and Used
Thermix kph 2400 • Kitchen heaters receives • Feefo platinum trusted - Free postage - New and Used
Traditional column cast - traditional, - €139.99
- Free postage - New and Used
- Free postage - New and Used
Myson kickspace 500 hydronic - myson, - €289.22
Kickspace 500 • Kitchens are often • Room where space - Free postage - New and Used
Kickspace 500 • Kitchens are often • Room where space - Free postage - New and Used
Smith space saver - smith's, ss5/5 - €262.24
This plinth heater • Comes brushed steel • Grille but thanks - Free postage - New and Used
This plinth heater • Comes brushed steel • Grille but thanks - Free postage - New and Used
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Eberspacher easystart pro - eberspacher, - €104.90
Eberspacher easystart pro • Airtronic d4l suitable • For12v 24v systems - Free postage - New and Used
Eberspacher easystart pro • Airtronic d4l suitable • For12v 24v systems - Free postage - New and Used
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48 listings · from €3.99 · avg €180
Browse 48 hydronic listings currently in our index. Prices range from €3.99 to €358, with an average of €180. 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 hydronic →
Designer radiator flat panel - radiator, - €291.99
Flat panel oval • Column radiator horizontal • Vertical central heating - Free postage - New and Used
Flat panel oval • Column radiator horizontal • Vertical central heating - Free postage - New and Used
Mylek plinth heater - heater, central - €217.95
Mylek plinth heater • 1.3kw this ultra • Efficient low cost - Free postage - New and Used
Mylek plinth heater • 1.3kw this ultra • Efficient low cost - Free postage - New and Used
Smith space saver - smith's, ss9/5 - €358.00
This plinth heater • Comes brushed steel • Grille but thanks - Free postage - New and Used
This plinth heater • Comes brushed steel • Grille but thanks - Free postage - New and Used
Easilink wireless controller - easilink, - €179.00
Why choose easilink • Kit easy install • Future proof design - Free postage - New and Used
Why choose easilink • Kit easy install • Future proof design - Free postage - New and Used
Eberspacher hydronic d5wsc - eberspacher, - €79.99
Fits eberspacher d5wsc • D4wsc d5wz hydronic • Water heaters genuine - Free postage - New and Used
Fits eberspacher d5wsc • D4wsc d5wz hydronic • Water heaters genuine - Free postage - New and Used
Bidex diamond 900 - bidex, - €152.99
Central heating system • Fan convector automatically • More cost effective - Free postage - New and Used
Central heating system • Fan convector automatically • More cost effective - Free postage - New and Used
Modern designer flat panel - flat, - €168.99
Heated towel rail • Our flat panel • Provide you good - Free postage - New and Used
Heated towel rail • Our flat panel • Provide you good - Free postage - New and Used
Eberspacher hydronic heater - eberspacher, - €78.70
D4w 12v 24v • Suitable - Free postage - New and Used
D4w 12v 24v • Suitable - Free postage - New and Used
Centerrad compact - 2, - €104.70
Centerrad compact radiators • White stylish efficient • Heating solution any - Free postage - New and Used
Centerrad compact radiators • White stylish efficient • Heating solution any - Free postage - New and Used
Eberspacher espar d5wsc - espar, - €132.99
252219050000 eberspacher hydronic • D5wsc heater 12v • Combustion air motor - Free postage - New and Used
252219050000 eberspacher hydronic • D5wsc heater 12v • Combustion air motor - Free postage - New and Used
Anthracite horizontal double - horizontal, - €90.00
Anthracite horizontal double • Oval tubed radiator • 590 400mm stylish - Free postage - New and Used
Anthracite horizontal double • Oval tubed radiator • 590 400mm stylish - Free postage - New and Used
Horizontal vertical designer - horizontal, - €171.79
Oval column radiator • Compatible all heating • Systems inlets outlets - Free postage - New and Used
Oval column radiator • Compatible all heating • Systems inlets outlets - Free postage - New and Used
Smith space saver - space, - €209.96
Space saver • Ss3hydronic convector kitchen • Plinth heater highly - Free postage - New and Used
Space saver • Ss3hydronic convector kitchen • Plinth heater highly - Free postage - New and Used
Inch balancing valve stav - balancing, - €124.95
Code stav dn15 • Hydronic heating cooling • Balancing valve max - Free postage - New and Used
Code stav dn15 • Hydronic heating cooling • Balancing valve max - Free postage - New and Used
Traditional column cast - column, - €299.99
Column • Radiator vertical horizontal • Heating cast iron - Free postage - New and Used
Column • Radiator vertical horizontal • Heating cast iron - Free postage - New and Used
Traditional 4 column - 3, - €268.89
Horizontal vertical traditional • Radiator column cast • Iron style rads - Free postage - New and Used
Horizontal vertical traditional • Radiator column cast • Iron style rads - Free postage - New and Used
Smiths space saver fan - saver, - €219.10
Highly energy efficient • Plinth heater that • Fits neatly into - Free postage - New and Used
Highly energy efficient • Plinth heater that • Fits neatly into - Free postage - New and Used
Diesel parking heater service - heater, - €6.56
Eberspacher b4wsc hydronic • D5w 12v 24v • D5wsc - Free postage - New and Used
Eberspacher b4wsc hydronic • D5w 12v 24v • D5wsc - Free postage - New and Used
Traditional 4 column - 2, 3 - €346.99
Column • Radiator vertical horizontal • Heating cast iron - Free postage - New and Used
Column • Radiator vertical horizontal • Heating cast iron - Free postage - New and Used
Traditional 4 column - 2, - €301.99
Note you should • Better use radiator • Legs these column - Free postage - New and Used
Note you should • Better use radiator • Legs these column - Free postage - New and Used
Smith ecovector ll1200 low - ecovector, - €312.70
- Free postage - New and Used
- Free postage - New and Used
Smiths ss5 kitchen - ss5, plinth - €239.99
Smith central heating • Kitchen plinth heater • Heaters replace your - Free postage - New and Used
Smith central heating • Kitchen plinth heater • Heaters replace your - Free postage - New and Used
Designer oval column flat - column, - €225.95
Oval column radiator • Modern designer style • Horizontal vertical flat - Free postage - New and Used
Oval column radiator • Modern designer style • Horizontal vertical flat - Free postage - New and Used
Manifold ball valve with - manifold, - €14.01
Warmer system manifold • Ball valve thermometer • Red blue handle - Free postage - New and Used
Warmer system manifold • Ball valve thermometer • Red blue handle - Free postage - New and Used
New electriq hcd18 300 bct - new, - €90.03
New electriq hcd18 • 300 bct black • Designer radiator stylish - Free postage - New and Used
New electriq hcd18 • 300 bct black • Designer radiator stylish - Free postage - New and Used
Fernox fc1 filer fluid - fc1, - €156.70
Fernox fc1 filer • Fluid inhibitor high • Energy efficiency rated - Free postage - New and Used
Fernox fc1 filer • Fluid inhibitor high • Energy efficiency rated - Free postage - New and Used
Vaillant ecotec plus 824 - vaillant, - €43.00
Vaillant ecotec plus • 824 vuw 246 • 2005 2012 044 - Free postage - New and Used
Vaillant ecotec plus • 824 vuw 246 • 2005 2012 044 - Free postage - New and Used
Anthracite designer radiator - anthracite, - €214.97
Low carbon steel • Radilux designer radiators • Anthracite are effortlessly - Free postage - New and Used
Low carbon steel • Radilux designer radiators • Anthracite are effortlessly - Free postage - New and Used
Radiator bleed valve - bleed, - €3.99
15mm manual bleed • Valves blanking plugs • Plug standard fit - Free postage - New and Used
15mm manual bleed • Valves blanking plugs • Plug standard fit - Free postage - New and Used
Designer flat panel - panel, oval - €171.75
Oval column radiator • Vertical horizontal heating • Modern designer style - Free postage - New and Used
Oval column radiator • Vertical horizontal heating • Modern designer style - Free postage - New and Used
Eberspacher hydronic water - eberspacher, - €52.95
Eberspacher water heater • D4wsc d5wsc service • Parts fuel pump - Free postage - New and Used
Eberspacher water heater • D4wsc d5wsc service • Parts fuel pump - Free postage - New and Used
Eberspacher hydronic d4wsc - eberspacher, - €24.90
Eberspacher d4w hydronic • D5wsc 12v d5wz • 24v d4wsc - Free postage - New and Used
Eberspacher d4w hydronic • D5wsc 12v d5wz • 24v d4wsc - Free postage - New and Used
Thermix plinth heater - plinth, heater- - €204.95
Thermix kph 1500 • Kitchen heaters receives • Feefo platinum trusted - Free postage - New and Used
Thermix kph 1500 • Kitchen heaters receives • Feefo platinum trusted - Free postage - New and Used
Worcester greenstar fan - greenstar, - €79.23
Greenstar cdi conventional • System 311 • Combi - Free postage - New and Used
Greenstar cdi conventional • System 311 • Combi - Free postage - New and Used
Designer oval column - designer, - €254.97
Radiator cover can • Used all water • Heating systems wall - Free postage - New and Used
Radiator cover can • Used all water • Heating systems wall - Free postage - New and Used
Smiths ss9 under cupboard - ss9, - €339.99
Smith kitchen plinth • Heater ss9 central • Heating creates space - Free postage - New and Used
Smith kitchen plinth • Heater ss9 central • Heating creates space - Free postage - New and Used
Column traditional cast - 3, - €244.97
Manufactured from premium • Mild steel which • Radilux traditional column - Free postage - New and Used
Manufactured from premium • Mild steel which • Radilux traditional column - Free postage - New and Used
Goodhome kensal hg1800368g - goodhome, - €175.00
Btu 3624btu supplied • Manual air vent • Mounting brackets this - Free postage - New and Used
Btu 3624btu supplied • Manual air vent • Mounting brackets this - Free postage - New and Used
Bidex 500 kitchen - bidex, - €104.70
This under cupboard • Heater provides comfortable • Heating solution any - Free postage - New and Used
This under cupboard • Heater provides comfortable • Heating solution any - Free postage - New and Used
Eberspacher exhaust silencer - eberspacher, - €55.00
Brand new eberspacher • 24mm exhaust silencer • That comes clamps - Free postage - New and Used
Brand new eberspacher • 24mm exhaust silencer • That comes clamps - Free postage - New and Used
Designer radiator vertical - designer, - €229.97
Low carbon steel • Home there radiator • Radilux radiators manufactured - Free postage - New and Used
Low carbon steel • Home there radiator • Radilux radiators manufactured - Free postage - New and Used
Glowworm micron series - glowworm, - €208.49
This agenuine new • Glowworm micron series • Boiler fan assembly - Free postage - New and Used
This agenuine new • Glowworm micron series • Boiler fan assembly - Free postage - New and Used
Glowworm fuelsaver - ☆■, ■ - €339.99
Glowworm fuelsaver complheat • Honeywell vr4700c4022 vr4700c4071 • Baxi 225959 - Free postage - New and Used
Glowworm fuelsaver complheat • Honeywell vr4700c4022 vr4700c4071 • Baxi 225959 - Free postage - New and Used
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Everything you need to know about hydronic
Whether you are looking for a brand-new or second-hand hydronic, 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 €3.99, while premium listings can reach €358 — giving you a wide budget spread to work with. The average price of €180 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.