Expansion vessel
Expansion vessel for sale on Ireland's largest auction and classifieds sites
Altecnic heating expansion - heating, - £26.37
Litre eres vessel • Heating expansion vessels • All available either - Free postage - New and Used
Litre eres vessel • Heating expansion vessels • All available either - Free postage - New and Used
Worcester expansion vessel - worcester, 10l - £67.50
Combi worcester cdi • British gas • 430i 30cdi fsn - Free postage - New and Used
Combi worcester cdi • British gas • 430i 30cdi fsn - Free postage - New and Used
Zilmet heating expansion - zilmet, - £39.87
Wall mounting option • Available litre vessels • Smaller compatible range - Free postage - New and Used
Wall mounting option • Available litre vessels • Smaller compatible range - Free postage - New and Used
Altecnic eres potable - altecnic, - £7.23
Altecnic eres potable • Expansion vessel litre • Sealed system kit - Free postage - New and Used
Altecnic eres potable • Expansion vessel litre • Sealed system kit - Free postage - New and Used
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Heating expansion vessel - heating, - £62.99
Litre expansion vessel • Combination available - Free postage - New and Used
Litre expansion vessel • Combination available - Free postage - New and Used
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48 listings · from £5.04 · avg £49.69
⚠️ These listings were last updated more than 99 days ago.
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Browse 48 expansion vessel listings currently in our index. Prices range from £5.04 to £137.5, with an average of £49.69. 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 expansion vessel →
Zilmet ultra pro potable - zilmet, - £46.97
Ultra pro litre • Potable expansion vessel • 22mm built bracket - Free postage - New and Used
Ultra pro litre • Potable expansion vessel • 22mm built bracket - Free postage - New and Used
Expansion vessel litre - expansion, - £49.97
Capable handling bar • Pressure temperatures high • This vessel thoroughly - Free postage - New and Used
Capable handling bar • Pressure temperatures high • This vessel thoroughly - Free postage - New and Used
Altecnic heating expansion - altecnic, - £34.29
Reflex from altecnic • Are high quality • Nitrogen filled expansion - Free postage - New and Used
Reflex from altecnic • Are high quality • Nitrogen filled expansion - Free postage - New and Used
Vaillant ecotec vuw pro - vaillant, - £35.81
Upgrade your vaillant • Ecotec boiler this • High qualityexpansion vessel - Free postage - New and Used
Upgrade your vaillant • Ecotec boiler this • High qualityexpansion vessel - Free postage - New and Used
Main combi eco 30 - main, - £49.90
Part number 5114692 • Main combi eco • Elite boiler expansion - Free postage - New and Used
Part number 5114692 • Main combi eco • Elite boiler expansion - Free postage - New and Used
Heating expansion vessel 8 - vessel, - £19.99
Expansion vessel • Ltr optional bracket • Sealed system kit - Free postage - New and Used
Expansion vessel • Ltr optional bracket • Sealed system kit - Free postage - New and Used
Aquasystem heating expansion - aquasystem, - £137.50
Expansion vessel mounting • Bracket suitable litre • Vessels union type - Free postage - New and Used
Expansion vessel mounting • Bracket suitable litre • Vessels union type - Free postage - New and Used
Ideal logic combi - ideal, & - £34.99
Upgrade your boiler • Performance this professionally • Refurbished ideal expansion - Free postage - New and Used
Upgrade your boiler • Performance this professionally • Refurbished ideal expansion - Free postage - New and Used
Vaillant ecotec expansion - ecotec, - £44.47
Vaillant ecotec plus • Ecomax 613 • Exclusive 832vaillant - Free postage - New and Used
Vaillant ecotec plus • Ecomax 613 • Exclusive 832vaillant - Free postage - New and Used
Vaillant ecotec expansion - vaillant, - £44.47
Vaillant ecotec • Expansion vessel 181051 • All models - Free postage - New and Used
Vaillant ecotec • Expansion vessel 181051 • All models - Free postage - New and Used
Vaillant ecotec expansion - vaillant, - £53.97
Expansion vessel 181051 • Vaillant ecotec • Prv 178985 bar - Free postage - New and Used
Expansion vessel 181051 • Vaillant ecotec • Prv 178985 bar - Free postage - New and Used
Ideal logic combi expansion - ideal, - £30.40
Code combi 349 • Refurbished ideal 175551 • Expansion vessel 175413 - Free postage - New and Used
Code combi 349 • Refurbished ideal 175551 • Expansion vessel 175413 - Free postage - New and Used
Worcester expansion vessel 10l - vessel, - £79.50
Combi worcester cdi • British gas • 430i 30cdi fsn - Free postage - New and Used
Combi worcester cdi • British gas • 430i 30cdi fsn - Free postage - New and Used
Expansion vessel litre - expansion, - £59.97
Capable handling bar • Pressure temperatures high • This vessel thoroughly - Free postage - New and Used
Capable handling bar • Pressure temperatures high • This vessel thoroughly - Free postage - New and Used
Litre expansion vessel - 8, and - £47.68
Working bar pressure • 1.5 this particular • Vessel direct deposit - Free postage - New and Used
Working bar pressure • 1.5 this particular • Vessel direct deposit - Free postage - New and Used
Ideal logic plus combi - plus, c30 - £57.50
- Free postage - New and Used
- Free postage - New and Used
Ideal logic expansion vessel - expansion, - £49.50
Independent combi 349 • Esp1 - Free postage - New and Used
Independent combi 349 • Esp1 - Free postage - New and Used
Baxi duo tec - combi, he - £49.90
Combi 075 platinum • Fits baxi appliance • After serial bne1112 - Free postage - New and Used
Combi 075 platinum • Fits baxi appliance • After serial bne1112 - Free postage - New and Used
Reliance aquasystem arb18 - -, - £47.37
Reliance arb18 aquasystem • Litre bar potable • Expansion vessel bracket - Free postage - New and Used
Reliance arb18 aquasystem • Litre bar potable • Expansion vessel bracket - Free postage - New and Used
Reliance ar24 aquasystem 24 - ar24, - £46.50
Aquasystem litre potable • Expansion vessel xves050060 • Reliance easifit sealed - Free postage - New and Used
Aquasystem litre potable • Expansion vessel xves050060 • Reliance easifit sealed - Free postage - New and Used
Varem extravarem heating - varem, - £34.50
Litre expansion vessel • Combination available - Free postage - New and Used
Litre expansion vessel • Combination available - Free postage - New and Used
Expansion vessel litre - vessel, - £58.97
Capable handling bar • Pressure temperatures high • This vessel thoroughly - Free postage - New and Used
Capable handling bar • Pressure temperatures high • This vessel thoroughly - Free postage - New and Used
Main combi eco 25 - main, - £57.00
Part 5114691 will • Always help you • Have 100 positive - Free postage - New and Used
Part 5114691 will • Always help you • Have 100 positive - Free postage - New and Used
Baxi duo tec combi - baxi, 24 - £57.00
Potterton heatmax combi • Part 5114691 prv • Baxi duotec 24he - Free postage - New and Used
Potterton heatmax combi • Part 5114691 prv • Baxi duotec 24he - Free postage - New and Used
Baxi duo tec combi he - 24, 28 - £57.00
Potterton heatmax combi • Part 5114691 prv • Baxi duotec 24he - Free postage - New and Used
Potterton heatmax combi • Part 5114691 prv • Baxi duotec 24he - Free postage - New and Used
Altecnic mini expansion - altecnic, - £47.82
Mini expansion vessel • 0.5 litre suitable • Temperatures 100 this - Free postage - New and Used
Mini expansion vessel • 0.5 litre suitable • Temperatures 100 this - Free postage - New and Used
Potterton promax combi 28 - combi, - £49.90
Potterton heatmax combi • Part 5114691 • Gold - Free postage - New and Used
Potterton heatmax combi • Part 5114691 • Gold - Free postage - New and Used
Varem extravarem potable - varem, - £71.50
Litre expansion vessel • Bar connection system • Pressure - Free postage - New and Used
Litre expansion vessel • Bar connection system • Pressure - Free postage - New and Used
Baxi duo tec combi - combi, he - £49.90
Ending issue 075 • Duo tec combi • Erp serial - Free postage - New and Used
Ending issue 075 • Duo tec combi • Erp serial - Free postage - New and Used
Altecnic eres 12 - altecnic, - £31.47
Litres eres heating • Expansion vessel 338mm • Systems have capacity - Free postage - New and Used
Litres eres heating • Expansion vessel 338mm • Systems have capacity - Free postage - New and Used
Reliance ar18 aquasystem - reliance, - £43.86
Aquasystem litre potable • Expansion vessel xves050050 • Reliance easifit sealed - Free postage - New and Used
Aquasystem litre potable • Expansion vessel xves050050 • Reliance easifit sealed - Free postage - New and Used
Reliance rwc xves101020 - rwc, - £17.99
Manufacturer xves101020 technical • Specification - Free postage - New and Used
Manufacturer xves101020 technical • Specification - Free postage - New and Used
Zilmet italy red central - zilmet, - £89.95
Expansion vessel sized • Mounting bracket you • Buy sealed system - Free postage - New and Used
Expansion vessel sized • Mounting bracket you • Buy sealed system - Free postage - New and Used
Ideal 177601 esprit eco 30 - 177601, - £64.99
Esprit eco 348 • Ideal morco • Gb24 lpg not - Free postage - New and Used
Esprit eco 348 • Ideal morco • Gb24 lpg not - Free postage - New and Used
Vaillant ecotec expansion - vaillant, - £53.97
Vaillant ecotec exclusive • Bar pressure relief • Litre expansion vessel - Free postage - New and Used
Vaillant ecotec exclusive • Bar pressure relief • Litre expansion vessel - Free postage - New and Used
Expansion vessel repair kit - expansion, - £5.04
Fans fan coils • Motors failing due • Boiler overheating will - Free postage - New and Used
Fans fan coils • Motors failing due • Boiler overheating will - Free postage - New and Used
Litre expansion vessel - 8, - £34.99
Suitable potable non • Water aquasystem litre • Multi function expansion - Free postage - New and Used
Suitable potable non • Water aquasystem litre • Multi function expansion - Free postage - New and Used
Varem litre potable - 18, - £39.82
Pick option - Free postage - New and Used
Pick option - Free postage - New and Used
Aquasystem litre arb24 - aquasystem, - £48.99
Part code xves050066 • Capacity litre vertical • Expansion vessel max - Free postage - New and Used
Part code xves050066 • Capacity litre vertical • Expansion vessel max - Free postage - New and Used
Elbi litre universal - litre, - £58.98
Elbi product code • Erp 320 1120408 • Litre this vessel - Free postage - New and Used
Elbi product code • Erp 320 1120408 • Litre this vessel - Free postage - New and Used
Cimm expansion vessel central - expansion, - £33.00
This litre vessel • Expertly accommodate natural • Expansion water closed - Free postage - New and Used
This litre vessel • Expertly accommodate natural • Expansion water closed - Free postage - New and Used
Vaillant ecotec expansion - ecotec, - £54.90
044 ecotec exclusive • 832 vuw 2007 • Plus 612 126 - Free postage - New and Used
044 ecotec exclusive • 832 vuw 2007 • Plus 612 126 - Free postage - New and Used
Sime 5183722 expansion - -, - £99.00
Original part will • Always help you • Have 100 positive - Free postage - New and Used
Original part will • Always help you • Have 100 positive - Free postage - New and Used
Try this: power flushing machine | air ioniser | commercial extractor fan | ebac | danfoss valves | dehumidifier | delonghi dehumidifier | indirect cylinder | ioniser | immersion timer
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Everything you need to know about expansion vessel
Whether you are looking for a brand-new or second-hand expansion vessel, 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 £5.04, while premium listings can reach £137.5 — giving you a wide budget spread to work with. The average price of £49.69 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.