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Home / Water Heating & Filtration / Gas water boiler refurbished & used for sale | For Sale UK
Instant gas hot water - 8l,

Instant gas hot water - 8l,

£69.99
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18l propane gas - 8l-18l, tankless

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

£79.99
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18l instant gas hot water - 18l,

18l instant gas hot water - 18l,

£99.99
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Gasland portable gas - portable,

Gasland portable gas - portable,

£179.99
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18l tankless lpg water heater - tankless,

18l tankless lpg water heater - tankless,

£95.99
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Tankless portable gas water - tankless,

Tankless portable gas water - tankless,

£68.89
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18l propane gas tankless - 8l-18l,

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

£94.99
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18l propane gas tankless - 8l-18l,

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

£99.99
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Lpg 18l portable - 18l, gas

Lpg 18l portable - 18l, gas

£95.99
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18l lpg propane gas - gas, tankless

18l lpg propane gas - gas, tankless

£94.99
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Tankless gas hot water - gas,

Tankless gas hot water - gas,

£239.99
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18l propane gas tankless - 8l-18l,

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

£99.99
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New 18l instant gas - 8/10/12/16/18l,

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

£91.99
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Gasland shower portable - go,

Gasland shower portable - go,

£239.99
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Portable lpg propane gas - portable,

Portable lpg propane gas - portable,

£106.79
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Evolve 30kw 16l natural - evolve, gas

Evolve 30kw 16l natural - evolve, gas

£339.99
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12l portable instant gas hot - 12l,

12l portable instant gas hot - 12l,

£76.99
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18l lpg propane - propane, gas

18l lpg propane - propane, gas

£76.99
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18l propane gas tankless - 8l-18l,

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

£76.99
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18l instant gas hot - 10/12/16/18l,

18l instant gas hot - 10/12/16/18l,

£94.99
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18 20l instant gas - instant,

18 20l instant gas - instant,

£91.99
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12l lpg propane - propane, gas

12l lpg propane - propane, gas

£76.99
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Tankless portable gas water - tankless,

Tankless portable gas water - tankless,

£80.99
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Gas water boiler - gas, tap

Gas water boiler - gas, tap

£225.00
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18l tankless propane gas - 18l,

18l tankless propane gas - 18l,

£95.99
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18l gas water - gas,

18l gas water - gas,

£112.80
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18l lpg propane - propane, tankless

18l lpg propane - propane, tankless

£91.99
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Instant gas hot water heater - instant,

Instant gas hot water heater - instant,

£91.99
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Lpg hot water heater - lpg,

Lpg hot water heater - lpg,

£80.99
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Camplux nano gas water heater - camplux,

Camplux nano gas water heater - camplux,

£359.99
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16l gas hot - 16l, water

16l gas hot - 16l, water

£94.99
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Portable tankless gas hot - tankless,

Portable tankless gas hot - tankless,

£239.99
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18l lpg propane gas - 8/10/12/16/18l,

18l lpg propane gas - 8/10/12/16/18l,

£94.80
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18l propane gas tankless - gas,

18l propane gas tankless - gas,

£88.64
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Burco deluxe water boiler gas - burco,

Burco deluxe water boiler gas - burco,

£48.00
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Instant hot water - hot, heater

Instant hot water - hot, heater

£95.99
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10l propane gas - 10l,

10l propane gas - 10l,

£91.99
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Carver cascade mk2 water - cascade,

Carver cascade mk2 water - cascade,

£48.00
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130000btu 16l tankless gas hot - 16l,

130000btu 16l tankless gas hot - 16l,

£185.99
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Worcester 7716191091 pitched - 7716191091,

Worcester 7716191091 pitched - 7716191091,

£25.14
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18l lpg propane gas tankless - 18l,

18l lpg propane gas tankless - 18l,

£95.99
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18l propane gas tankless - 8l-18l,

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

£91.99
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Carver cascade gas - cascade, electric

Carver cascade gas - cascade, electric

£8.49
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Burco deluxe lpg propane - deluxe,

Burco deluxe lpg propane - deluxe,

£10.00
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Smart thermostat electric - smart,

Smart thermostat electric - smart,

£24.99
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Carver cascade water heater - cascade,

Carver cascade water heater - cascade,

£46.95
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Vaillant ecotec plus - vaillant,

Vaillant ecotec plus - vaillant,

£32.92
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Universal 5mm inch - universal, 12.5mm

Universal 5mm inch - universal, 12.5mm

£9.99
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18l lpg propane gas - 8/10/12/16/18l,

18l lpg propane gas - 8/10/12/16/18l,

£78.99
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Burco deluxe lpg gas hot - burco,

Burco deluxe lpg gas hot - burco,

£10.00
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Vaillant ecotec plus - plus, 831

Vaillant ecotec plus - plus, 831

£48.99
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Camplux gas water - camplux, heater

Camplux gas water - camplux, heater

£369.99
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Carver cascade water heater - water,

Carver cascade water heater - water,

£51.99
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Lpg 16l portable instant - 16l,

Lpg 16l portable instant - 16l,

£94.99
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Wifi smart thermostat - wifi,

Wifi smart thermostat - wifi,

£29.99
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18l propane gas - 18l, water

18l propane gas - 18l, water

£95.99
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Personalised gas appliance - personalised,

Personalised gas appliance - personalised,

£109.99
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18l hot water - 8/10/12/16/18l,

18l hot water - 8/10/12/16/18l,

£100.80
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Vaillant ecotec expansion - vaillant,

Vaillant ecotec expansion - vaillant,

£49.99
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Carver cascade water - carver,

Carver cascade water - carver,

£51.99
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Baxi duo tec 33 40 - baxi,

Baxi duo tec 33 40 - baxi,

£20.85
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Vaillant ecotec plus - ecotec,

Vaillant ecotec plus - ecotec,

£36.65
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Vaillant terminal plume - terminal,

Vaillant terminal plume - terminal,

£63.10
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16l instant hot - 16l,

16l instant hot - 16l,

£185.99
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Gas boiler hot - gas, urn

Gas boiler hot - gas, urn

£9.99
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16l portable instant gas hot - instant,

16l portable instant gas hot - instant,

£94.99
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Sp083179501 burco mfgs20ss - sp083179501,

Sp083179501 burco mfgs20ss - sp083179501,

£22.00
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Vaillant ecotec plus - plus, 831

Vaillant ecotec plus - plus, 831

£49.99
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Burco standard lpg gas hot - lpg,

Burco standard lpg gas hot - lpg,

£10.00
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Carver cascade water - cascade, 2

Carver cascade water - cascade, 2

£6.98
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Vaillant ecotec plus pro cold - vaillant,

Vaillant ecotec plus pro cold - vaillant,

£24.00
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Brand new baxi duo - baxi, tec

Brand new baxi duo - baxi, tec

£59.99
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Ideal boiler gas valve - boiler,

Ideal boiler gas valve - boiler,

£83.90
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Open vented multifuel thermal - vented,

Open vented multifuel thermal - vented,

£12.94
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Worcester greenstar 2000 25kw - 2000,

Worcester greenstar 2000 25kw - 2000,

£995.08
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Vaillant ecotec plus - plus, cold

Vaillant ecotec plus - plus, cold

£24.00
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18l instant gas hot - instant,

18l instant gas hot - instant,

£91.99
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Worcester greenstar 24i junior - worcester,

Worcester greenstar 24i junior - worcester,

£49.99
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Genuine baxi plate heat - genuine,

Genuine baxi plate heat - genuine,

£35.00
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18l lpg propane gas - 8/10/12/16/18l,

18l lpg propane gas - 8/10/12/16/18l,

£94.80
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Carver cascade mk2 - carver,

Carver cascade mk2 - carver,

£46.00
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Worcester bosch greenstar cdi - worcester,

Worcester bosch greenstar cdi - worcester,

£59.90
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New burco dean gas - burco, or

New burco dean gas - burco, or

£29.95
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Vaillant ecotec plus - plus, 831

Vaillant ecotec plus - plus, 831

£127.99
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Worcester bosch 100 metre - bosch,

Worcester bosch 100 metre - bosch,

£115.10
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Worcester keyless filling - keyless, link

Worcester keyless filling - keyless, link

£16.15
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175593 ideal keston ignition - 175593,

175593 ideal keston ignition - 175593,

£14.50
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36kw lpg propane - lpg,

36kw lpg propane - lpg,

£95.99
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Universal fibre washer - fibre,

Universal fibre washer - fibre,

£9.99
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Baxi multifit degree flue - baxi, 93

Baxi multifit degree flue - baxi, 93

£37.10
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20l portable camping water - 20l,

20l portable camping water - 20l,

£125.99
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Gas boiler thermocouple - gas,

Gas boiler thermocouple - gas,

£19.95
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Wifi zigbee smart - wifi/zigbee,

Wifi zigbee smart - wifi/zigbee,

£18.44
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Burco dean draw - burco,

Burco dean draw - burco,

£29.95
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Main multipoint water - water, valve

Main multipoint water - water, valve

£168.99
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Alpha tec evoke 28 33 - e-tec,

Alpha tec evoke 28 33 - e-tec,

£34.49
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📊96 listings · from £6.98 · avg £94.64

Browse 96 gas water boiler listings currently in our index. Prices range from £6.98 to £995.08, with an average of £94.64. 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 gas water boiler →

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Everything you need to know about gas water boiler

Whether you are looking for a brand-new or second-hand gas 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 £6.98, while premium listings can reach £995.08 — giving you a wide budget spread to work with. The average price of £94.64 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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