For Sale UK

Vaillant

4

Vaillant for sale on Ireland's largest auction and classifieds sites

Home / Heating, Cooling & Air / Vaillant refurbished & used for sale | For Sale UK
Vaillant standard horizontal - standard,

Vaillant standard horizontal - standard,

£65.00 · Buy It Now

» View details on eBay #sponsored
Vaillant standard horizontal - vaillant,

Vaillant standard horizontal - vaillant,

£69.45 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec expansion - vaillant,

Vaillant ecotec expansion - vaillant,

£49.99 · Buy It Now

» View details on eBay #sponsored
Vaillant vwz vwl mb2 - vaillant, ai

Vaillant vwz vwl mb2 - vaillant, ai

£75.58 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 - ecotec, 831

Vaillant ecotec plus 824 - ecotec, 831

£73.50 · Buy It Now

» View details on eBay #sponsored
100 genuine vaillant - vaillant, ecotec

100 genuine vaillant - vaillant, ecotec

£11.48 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 - vaillant,

Vaillant ecotec plus 824 - vaillant,

£34.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus - ecotec, &

Vaillant ecotec plus - ecotec, &

£49.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec expansion - vaillant,

Vaillant ecotec expansion - vaillant,

£42.93 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus - ecotec, 831

Vaillant ecotec plus - ecotec, 831

£89.90 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus - ecotec,

Vaillant ecotec plus - ecotec,

£34.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro - pro, 30

Vaillant ecotec pro - pro, 30

£34.96 · Buy It Now

» View details on eBay #sponsored
Vaillant 0020132764 printed - vaillant,

Vaillant 0020132764 printed - vaillant,

£79.99 · Buy It Now

» View details on eBay #sponsored
Vaillant diverter valve - diverter,

Vaillant diverter valve - diverter,

£52.70 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec service kit - ecotec,

Vaillant ecotec service kit - ecotec,

£87.50 · Buy It Now

» View details on eBay #sponsored
Vaillant 181051 ecotec plus - 181051,

Vaillant 181051 ecotec plus - 181051,

£34.79 · Buy It Now

» View details on eBay #sponsored
Vaillant divertor valve - vaillant,

Vaillant divertor valve - vaillant,

£55.00 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus vuw - vuw, 824

Vaillant ecotec plus vuw - vuw, 824

£8.39 · Buy It Now

» View details on eBay #sponsored
Vaillant printed circuit board - vaillant,

Vaillant printed circuit board - vaillant,

£73.50 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus - plus, 831

Vaillant ecotec plus - plus, 831

£9.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 831 - vaillant,

Vaillant ecotec plus 824 831 - vaillant,

£49.99 · Buy It Now

» View details on eBay #sponsored
Vaillant pump vpal 2a - vaillant, vpal-7/2a

Vaillant pump vpal 2a - vaillant, vpal-7/2a

£83.90 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec vuw pro 28 - vuw, 24

Vaillant ecotec vuw pro 28 - vuw, 24

£35.50 · Buy It Now

» View details on eBay #sponsored
Vaillant service cock - vaillant,

Vaillant service cock - vaillant,

£52.49 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 831 - vaillant,

Vaillant ecotec plus 824 831 - vaillant,

£29.50 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec expansion - vaillant,

Vaillant ecotec expansion - vaillant,

£42.93 · Buy It Now

» View details on eBay #sponsored
Vaillant eco tec pro - vaillant,

Vaillant eco tec pro - vaillant,

£45.00 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus - vaillant,

Vaillant ecotec plus - vaillant,

£90.00 · Buy It Now

» View details on eBay #sponsored
Vaillant 0010030632 pump - vaillant,

Vaillant 0010030632 pump - vaillant,

£83.89 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec expansion - vaillant,

Vaillant ecotec expansion - vaillant,

£52.93 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 832 case - plus,

Vaillant ecotec plus 832 case - plus,

£100.00 · Buy It Now

» View details on eBay #sponsored
Genuine vaillant ecotec - ecotec, plus

Genuine vaillant ecotec - ecotec, plus

£150.00 · Buy It Now

» View details on eBay #sponsored
100 genuine vaillant - 100%, ecotec

100 genuine vaillant - 100%, ecotec

£11.39 · Buy It Now

» View details on eBay #sponsored
0020059717 vaillant ecotec - 5, x

0020059717 vaillant ecotec - 5, x

£44.31 · Buy It Now

» View details on eBay #sponsored
Vaillant 0010033857 auto - auto, air

Vaillant 0010033857 auto - auto, air

£15.00 · Buy It Now

» View details on eBay #sponsored
Vaillant eco tec plus 824 - eco,

Vaillant eco tec plus 824 - eco,

£9.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 - 824, 831

Vaillant ecotec plus 824 - 824, 831

£11.48 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus - vaillant,

Vaillant ecotec plus - vaillant,

£39.95 · Buy It Now

» View details on eBay #sponsored
Vaillant terminal plume - vaillant,

Vaillant terminal plume - vaillant,

£75.00 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 624 831 - ecotec, /831

Vaillant ecotec plus 624 831 - ecotec, /831

£89.60 · Buy It Now

» View details on eBay #sponsored
Vaillant flue bend elbow - , 90°

Vaillant flue bend elbow - , 90°

£25.00 · Buy It Now

» View details on eBay #sponsored
Vaillant turbomax plus 824e - turbomax,

Vaillant turbomax plus 824e - turbomax,

£69.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro 28 - ecotec,

Vaillant ecotec pro 28 - ecotec,

£36.50 · Buy It Now

» View details on eBay #sponsored
Vaillant diverter valve repair - vaillant,

Vaillant diverter valve repair - vaillant,

£7.50 · Buy It Now

» View details on eBay #sponsored
Vaillant turbomax plus 824 - turbomax,

Vaillant turbomax plus 824 - turbomax,

£24.99 · Buy It Now

» View details on eBay #sponsored
Vaillant sensocomfort vrc - vaillant,

Vaillant sensocomfort vrc - vaillant,

£120.30 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro plus pcb - vaillant,

Vaillant ecotec pro plus pcb - vaillant,

£38.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 831 - vaillant,

Vaillant ecotec plus 824 831 - vaillant,

£34.96 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 624 831 - vaillant,

Vaillant ecotec plus 624 831 - vaillant,

£74.98 · Buy It Now

» View details on eBay #sponsored
Vaillant 0020228304 fan - vaillant,

Vaillant 0020228304 fan - vaillant,

£47.50 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus - vaillant, 824

Vaillant ecotec plus - vaillant, 824

£49.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 - vaillant, 831

Vaillant ecotec plus 824 - vaillant, 831

£34.89 · Buy It Now

» View details on eBay #sponsored
Vaillant 178973 ecotec plus - 178973,

Vaillant 178973 ecotec plus - 178973,

£32.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro - ecotec,

Vaillant ecotec pro - ecotec,

£34.99 · Buy It Now

» View details on eBay #sponsored
Vaillant sensocomfort vrc - vaillant,

Vaillant sensocomfort vrc - vaillant,

£141.10 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 615 618 - ecotec,

Vaillant ecotec plus 615 618 - ecotec,

£54.94 · Buy It Now

» View details on eBay #sponsored
Vaillant turbomax plus 824e - turbomax,

Vaillant turbomax plus 824e - turbomax,

£42.00 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 - plus,

Vaillant ecotec plus 824 - plus,

£39.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro - 24, 28

Vaillant ecotec pro - 24, 28

£60.00 · Buy It Now

» View details on eBay #sponsored
New vaillant heat exchanger - vaillant,

New vaillant heat exchanger - vaillant,

£45.00 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 612 615 - vaillant,

Vaillant ecotec plus 612 615 - vaillant,

£39.00 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 831 vuw - vaillant,

Vaillant ecotec plus 831 vuw - vaillant,

£57.00 · Buy It Now

» View details on eBay #sponsored
Vaillant turbomax plus - vaillant, 824e

Vaillant turbomax plus - vaillant, 824e

£34.90 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus vpar - ecotec,

Vaillant ecotec plus vpar - ecotec,

£52.84 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro - ecotec, &

Vaillant ecotec pro - ecotec, &

£33.90 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro - vaillant,

Vaillant ecotec pro - vaillant,

£7.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 937 - vaillant,

Vaillant ecotec plus 824 937 - vaillant,

£16.99 · Buy It Now

» View details on eBay #sponsored
Vaillant timeswitch 150 - vaillant,

Vaillant timeswitch 150 - vaillant,

£39.99 · Buy It Now

» View details on eBay #sponsored
Vaillant turbomax plus - vaillant, 824

Vaillant turbomax plus - vaillant, 824

£18.99 · Buy It Now

» View details on eBay #sponsored
Vaillant fan 190260 - vaillant,

Vaillant fan 190260 - vaillant,

£52.70 · Buy It Now

» View details on eBay #sponsored
Vaillant 011292 water - vaillant,

Vaillant 011292 water - vaillant,

£57.90 · Buy It Now

» View details on eBay #sponsored
Vaillant 0020010295 824 - vaillant,

Vaillant 0020010295 824 - vaillant,

£26.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 831 - ecotec,

Vaillant ecotec plus 824 831 - ecotec,

£63.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro plus - ecotec, &

Vaillant ecotec pro plus - ecotec, &

£49.23 · Buy It Now

» View details on eBay #sponsored
Vaillant smart 0020197226 - vaillant, v

Vaillant smart 0020197226 - vaillant, v

£99.50 · Buy It Now

» View details on eBay #sponsored
Vaillant turbo max vuw - turbo,

Vaillant turbo max vuw - turbo,

£49.99 · Buy It Now

» View details on eBay #sponsored
Vaillant 252457 boiler - vaillant,

Vaillant 252457 boiler - vaillant,

£39.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 831 - plus,

Vaillant ecotec plus 824 831 - plus,

£44.86 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus - plus, 612,

Vaillant ecotec plus - plus, 612,

£42.49 · Buy It Now

» View details on eBay #sponsored
This for vaillant flue - this,

This for vaillant flue - this,

£21.50 · Buy It Now

» View details on eBay #sponsored
Brand new vaillant flue - brand,

Brand new vaillant flue - brand,

£31.49 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro - vaillant, 22,

Vaillant ecotec pro - vaillant, 22,

£48.57 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec service kit - service,

Vaillant ecotec service kit - service,

£92.00 · Buy It Now

» View details on eBay #sponsored
Vaillant automatic air - vaillant,

Vaillant automatic air - vaillant,

£9.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro 28 - pro,

Vaillant ecotec pro 28 - pro,

£9.60 · Buy It Now

» View details on eBay #sponsored
Vaillant 160949 pump assembly - vaillant,

Vaillant 160949 pump assembly - vaillant,

£109.99 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec 130 - vaillant,

Vaillant ecotec 130 - vaillant,

£34.64 · Buy It Now

» View details on eBay #sponsored
Genuine vaillant ecotec - x,

Genuine vaillant ecotec - x,

£52.89 · Buy It Now

» View details on eBay #sponsored
Vaillant turbomax plus - turbomax,

Vaillant turbomax plus - turbomax,

£20.00 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec pro plus - ecotec,

Vaillant ecotec pro plus - ecotec,

£82.47 · Buy It Now

» View details on eBay #sponsored
Vaillant horizontal flue - horizontal,

Vaillant horizontal flue - horizontal,

£99.50 · Buy It Now

» View details on eBay #sponsored
Vaillant vrt 350 - vaillant,

Vaillant vrt 350 - vaillant,

£63.10 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 824 - ecotec,

Vaillant ecotec plus 824 - ecotec,

£37.50 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 637 837 - vaillant,

Vaillant ecotec plus 637 837 - vaillant,

£64.90 · Buy It Now

» View details on eBay #sponsored
Vaillant ecotec plus 624 - ecotec, /831

Vaillant ecotec plus 624 - ecotec, /831

£88.20 · Buy It Now

» View details on eBay #sponsored
Vaillant grundfos upm4 70 - vaillant,

Vaillant grundfos upm4 70 - vaillant,

£124.18 · Buy It Now

» View details on eBay #sponsored

Looking for more vaillant?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊96 listings · from £7.5 · avg £51.91

Browse 96 vaillant listings currently in our index. Prices range from £7.5 to £150, with an average of £51.91. 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 vaillant →

Try this: water tank thermostat | siemens rwb2e programmer | old radiator | danfoss programmer | water heater | boiler | drayton room thermostat | gas water heater | paraffin space heater | siemens rdj10rf programmable room thermostat

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

Everything you need to know about vaillant

Whether you are looking for a brand-new or second-hand vaillant, eBay offers one of the largest selections available online. With 96 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 £7.5, while premium listings can reach £150 — giving you a wide budget spread to work with. The average price of £51.91 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.

🔍 vaillant Search live on eBay