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Home / Water Heating & Filtration / Water heater water boiler refurbished & used for sale | For Sale UK
2500w electric immersion water - 2500w,

2500w electric immersion water - 2500w,

£7.99
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Vaillant standard horizontal - vaillant,

Vaillant standard horizontal - vaillant,

£169.45
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18l propane gas tankless - gas,

18l propane gas tankless - gas,

£99.99
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15l 30l campervan water heater - 30l,

15l 30l campervan water heater - 30l,

£239.90
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2500w electric immersion - immersion, water

2500w electric immersion - immersion, water

£9.99
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Electric immersion water - electric,

Electric immersion water - electric,

£9.29
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Portable 2500w electric - 2500w,

Portable 2500w electric - 2500w,

£9.61
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Electric tankless instant - instant, hot

Electric tankless instant - instant, hot

£53.99
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2500w portable suspension - portable,

2500w portable suspension - portable,

£9.25
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2500w electric immersion - electric, water

2500w electric immersion - electric, water

£11.99
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Instant gas hot water - gas,

Instant gas hot water - gas,

£69.99
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Portable 2500w electric - 2500w,

Portable 2500w electric - 2500w,

£9.99
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3500w electric instant - 3500w, water

3500w electric instant - 3500w, water

£22.49
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16l 12l instant hot - 16l/12l, tankless

16l 12l instant hot - 16l/12l, tankless

£165.99
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Britony water heater - water, fully

Britony water heater - water, fully

£399.00
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18l instant gas hot water - gas,

18l instant gas hot water - gas,

£99.99
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2500w electric immersion water - 2500w,

2500w electric immersion water - 2500w,

£7.37
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18l propane gas - gas, tankless

18l propane gas - gas, tankless

£90.13
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2500w electric immersion - 2500w,

2500w electric immersion - 2500w,

£12.55
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2500w electric immersion water - 2500w,

2500w electric immersion water - 2500w,

£11.08
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2500w electric immersion water - electric,

2500w electric immersion water - electric,

£11.09
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18l propane gas tankless - gas,

18l propane gas tankless - gas,

£79.73
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Campervan 12v 230v - 20, l

Campervan 12v 230v - 20, l

£198.30
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12v 230v dual - dual, voltage

12v 230v dual - dual, voltage

£169.99
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Large electric hot water - 8l,

Large electric hot water - 8l,

£52.94
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New 18l instant gas - new,

New 18l instant gas - new,

£83.99
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Yato 04310 10ltr water - yato, yo-04310

Yato 04310 10ltr water - yato, yo-04310

£21.50
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Electric tankless instant - tankless,

Electric tankless instant - tankless,

£54.96
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Tankless gas hot water - gas,

Tankless gas hot water - gas,

£179.99
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Portable lpg propane gas - propane,

Portable lpg propane gas - propane,

£100.79
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6kw electric instant water - electric,

6kw electric instant water - electric,

£73.83
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18l propane gas - 8l-18l,

18l propane gas - 8l-18l,

£70.99
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3500w tankless hot - tankless, water

3500w tankless hot - tankless, water

£30.96
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Electric immersion water - electric,

Electric immersion water - electric,

£16.99
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3500w tankless hot - 3500w,

3500w tankless hot - 3500w,

£30.98
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5500w tankless hot water - 5500w,

5500w tankless hot water - 5500w,

£23.38
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2500w electric immersion water - 2500w,

2500w electric immersion water - 2500w,

£6.51
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Water boiler whispaire - boiler,

Water boiler whispaire - boiler,

£100.00
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Honeywell two port zone - honeywell,

Honeywell two port zone - honeywell,

£37.10
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Camplux 10l instant gas hot - 10l,

Camplux 10l instant gas hot - 10l,

£259.99
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Portable lpg propane gas - portable, 10l

Portable lpg propane gas - portable, 10l

£88.99
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18l propane gas - gas, tankless

18l propane gas - gas, tankless

£77.45
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2500w electric immersion water - 2500w,

2500w electric immersion water - 2500w,

£10.49
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12l portable instant gas - 12l,

12l portable instant gas - 12l,

£83.99
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2000w electric immersion water - immersion,

2000w electric immersion water - immersion,

£21.47
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3000w suspension immersion - suspension,

3000w suspension immersion - suspension,

£23.99
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Atlantic electric hot water - atlantic,

Atlantic electric hot water - atlantic,

£349.00
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3500w instant electric - instant,

3500w instant electric - instant,

£23.49
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5500w electric tankless - 5500w,

5500w electric tankless - 5500w,

£47.89
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Portable lpg hot - 6l,

Portable lpg hot - 6l,

£79.39
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Triton t30i instaflow - triton,

Triton t30i instaflow - triton,

£60.76
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10l 5kw electric - 1.5kw, water

10l 5kw electric - 1.5kw, water

£55.97
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2500w electric immersion water - electric,

2500w electric immersion water - electric,

£14.28
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15l campervan water heater - campervan,

15l campervan water heater - campervan,

£195.00
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Mini electric hot water - electric,

Mini electric hot water - electric,

£59.19
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18l propane gas tankless - 8l-18l,

18l propane gas tankless - 8l-18l,

£77.99
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Lpg water heater - lpg,

Lpg water heater - lpg,

£83.99
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Portable 2500w electric - portable,

Portable 2500w electric - portable,

£11.69
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Electric immersion water - electric,

Electric immersion water - electric,

£16.89
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2500w electric immersion water - 2500w,

2500w electric immersion water - 2500w,

£12.69
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Hyco handyflow 2kw vented - handyflow,

Hyco handyflow 2kw vented - handyflow,

£63.10
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12l lpg gas - 12l,

12l lpg gas - 12l,

£100.94
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10l 1500w electric - 10l,

10l 1500w electric - 10l,

£55.97
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Electric tankless instant hot - tankless,

Electric tankless instant hot - tankless,

£53.01
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Carver cascade water heater - cascade,

Carver cascade water heater - cascade,

£51.99
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Electric hot water - 8l,

Electric hot water - 8l,

£58.95
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10l 5kw electric hot - electric,

10l 5kw electric hot - electric,

£55.97
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1500w 3000w plug - 1500w-3000w, immersion

1500w 3000w plug - 1500w-3000w, immersion

£18.79
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10l 1500w electric hot - 1500w,

10l 1500w electric hot - 1500w,

£55.97
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Truma therme tt2 electric - therme,

Truma therme tt2 electric - therme,

£174.95
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Atlantic horizontal water - atlantic,

Atlantic horizontal water - atlantic,

£329.00
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10l 1500w electric hot water - hot,

10l 1500w electric hot water - hot,

£55.97
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Santon aquaheat ah15 2 - santon, ah15/2.2

Santon aquaheat ah15 2 - santon, ah15/2.2

£125.50
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Portable electric immersion - portable,

Portable electric immersion - portable,

£9.51
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Hyco speedflow electric - hyco,

Hyco speedflow electric - hyco,

£104.95
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15l lcd campervan water - 15l,

15l lcd campervan water - 15l,

£229.50
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Camplux nano gas water - gas, heater

Camplux nano gas water - gas, heater

£359.99
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1500w 3000w plug immersion - 1500w-3000w,

1500w 3000w plug immersion - 1500w-3000w,

£13.79
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18 20l instant gas - 8/10/12/16/18/20l,

18 20l instant gas - 8/10/12/16/18/20l,

£83.99
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10l 1500w electric hot - 10l,

10l 1500w electric hot - 10l,

£55.97
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Hyco handyflow electric - hyco,

Hyco handyflow electric - hyco,

£89.90
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10l 5kw electric hot water - 1.5kw,

10l 5kw electric hot water - 1.5kw,

£55.97
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12v 24v car immersion - immersion, hot

12v 24v car immersion - immersion, hot

£5.82
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Nautical boiler water heater - boiler,

Nautical boiler water heater - boiler,

£335.17
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Tankless hot water - water, heater

Tankless hot water - water, heater

£79.39
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10l portable instant - portable,

10l portable instant - portable,

£88.99
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Water heater switch with - water,

Water heater switch with - water,

£8.49
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Portable 2500w electric - 2500w,

Portable 2500w electric - 2500w,

£9.40
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Tankless gas water heater - tankless,

Tankless gas water heater - tankless,

£82.80
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Lpg 18l portable - lpg, gas

Lpg 18l portable - lpg, gas

£111.99
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10l 5kw electric hot - electric, water

10l 5kw electric hot - electric, water

£55.97
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Nautical boiler water - nautical,

Nautical boiler water - nautical,

£308.50
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Campervan litre 12v - campervan, 230v

Campervan litre 12v - campervan, 230v

£146.30
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10l 5kw electric hot water - electric,

10l 5kw electric hot water - electric,

£55.97
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15l 5kw electric - 1.5kw, water

15l 5kw electric - 1.5kw, water

£85.99
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Vaillant ecotec plus 824 - 824, 831

Vaillant ecotec plus 824 - 824, 831

£58.20
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📊96 listings · from £5.82 · avg £84.85
⚠️ These listings were last updated more than 16 days ago. Search for fresh listings

Browse 96 water heater water boiler listings currently in our index. Prices range from £5.82 to £399, with an average of £84.85. 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 water heater water boiler →

Try this: steam shower jacuzzi bath | worcester highflow 400 | storage heater bathroom | robofil | honeywell st699 | potterton profile | ferroli f30 | glow worm gas boiler | potterton prima | baxi duo tec

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Everything you need to know about water heater water boiler

Whether you are looking for a brand-new or second-hand water heater water boiler, 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 £5.82, while premium listings can reach £399 — giving you a wide budget spread to work with. The average price of £84.85 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.

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