For Sale UK

Gas boiler

4

Gas boiler for sale on largest auction and classifieds sites

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

Instant gas hot - 8l,

£69.99
Buy It Now

» View on eBay #sponsored
Evolve 30kw 16l natural - evolve,

Evolve 30kw 16l natural - evolve,

£339.99
Buy It Now

» View on eBay #sponsored
18l instant gas - instant,

18l instant gas - instant,

£99.99
Buy It Now

» View on eBay #sponsored
Gasland shower portable gas - shower,

Gasland shower portable gas - shower,

£239.99
Buy It Now

» View on eBay #sponsored
Baxi 720648801 multifit - 720648801,

Baxi 720648801 multifit - 720648801,

£47.50
Buy It Now

» View on eBay #sponsored
18l propane gas - gas, tankless

18l propane gas - gas, tankless

£99.99
Buy It Now

» View on eBay #sponsored
18l tankless lpg - lpg, heater

18l tankless lpg - lpg, heater

£95.99
Buy It Now

» View on eBay #sponsored
18l propane gas - propane,

18l propane gas - propane,

£105.99
Buy It Now

» View on eBay #sponsored
12l portable instant gas hot - portable,

12l portable instant gas hot - portable,

£76.99
Buy It Now

» View on eBay #sponsored
Tankless portable gas - tankless,

Tankless portable gas - tankless,

£68.89
Buy It Now

» View on eBay #sponsored
18l lpg propane gas - 18l, tankless

18l lpg propane gas - 18l, tankless

£76.99
Buy It Now

» View on eBay #sponsored
18l lpg propane gas - 8/10/12/16/18l,

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

£94.80
Buy It Now

» View on eBay #sponsored
18l instant gas - instant, hot

18l instant gas - instant, hot

£94.99
Buy It Now

» View on eBay #sponsored
Baxi system boiler - system,

Baxi system boiler - system,

£394.30
Buy It Now

» View on eBay #sponsored
130000btu 16l tankless - tankless, gas

130000btu 16l tankless - tankless, gas

£185.99
Buy It Now

» View on eBay #sponsored
Vaillant 0020219517 horizontal - vaillant,

Vaillant 0020219517 horizontal - vaillant,

£84.00
Buy It Now

» View on eBay #sponsored
New 18l instant gas - new,

New 18l instant gas - new,

£95.99
Buy It Now

» View on eBay #sponsored
Personalised gas appliance - personalised,

Personalised gas appliance - personalised,

£109.99
Buy It Now

» View on eBay #sponsored
Lpg 18l portable instant - 18l, gas

Lpg 18l portable instant - 18l, gas

£95.99
Buy It Now

» View on eBay #sponsored
Worcester greenstar 2000 25kw - worcester,

Worcester greenstar 2000 25kw - worcester,

£995.08
Buy It Now

» View on eBay #sponsored
18l propane gas - propane,

18l propane gas - propane,

£99.99
Buy It Now

» View on eBay #sponsored
18 20l instant gas - 8/10/12/16/18/20l,

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

£95.99
Buy It Now

» View on eBay #sponsored
Tankless gas hot water heater - hot,

Tankless gas hot water heater - hot,

£239.99
Buy It Now

» View on eBay #sponsored
Beok wifi thermostat for - thermostat, gas

Beok wifi thermostat for - thermostat, gas

£16.14
Buy It Now

» View on eBay #sponsored
Ideal boiler gas valve kit - boiler,

Ideal boiler gas valve kit - boiler,

£83.90
Buy It Now

» View on eBay #sponsored
18l propane gas - propane, tankless

18l propane gas - propane, tankless

£99.99
Buy It Now

» View on eBay #sponsored
Smart thermostat electric - smart,

Smart thermostat electric - smart,

£24.99
Buy It Now

» View on eBay #sponsored
Worcester integral filling - worcester,

Worcester integral filling - worcester,

£9.19
Buy It Now

» View on eBay #sponsored
Worcester 7716191091 pitched - 7716191091,

Worcester 7716191091 pitched - 7716191091,

£25.14
Buy It Now

» View on eBay #sponsored
Ideal logic boiler flue bend - ideal,

Ideal logic boiler flue bend - ideal,

£21.50
Buy It Now

» View on eBay #sponsored
16l gas hot water heater - water,

16l gas hot water heater - water,

£94.99
Buy It Now

» View on eBay #sponsored
Gasland portable gas water - portable,

Gasland portable gas water - portable,

£179.99
Buy It Now

» View on eBay #sponsored
Tankless portable gas water - tankless,

Tankless portable gas water - tankless,

£80.99
Buy It Now

» View on eBay #sponsored
18l lpg propane - 18l,

18l lpg propane - 18l,

£94.99
Buy It Now

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

Vaillant terminal plume - vaillant,

£63.10
Buy It Now

» View on eBay #sponsored
Ideal logic heat - ideal,

Ideal logic heat - ideal,

£123.32
Buy It Now

» View on eBay #sponsored
10l propane gas - propane,

10l propane gas - propane,

£91.99
Buy It Now

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

Vaillant ecotec plus - ecotec,

£42.30
Buy It Now

» View on eBay #sponsored
Ideal heating logic max s15 - heating,

Ideal heating logic max s15 - heating,

£1065.75
Buy It Now

» View on eBay #sponsored
18l hot water - 8/10/12/16/18l,

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

£94.80
Buy It Now

» View on eBay #sponsored
18l lpg propane gas - lpg,

18l lpg propane gas - lpg,

£105.99
Buy It Now

» View on eBay #sponsored
Instant gas hot water - gas, heater

Instant gas hot water - gas, heater

£94.99
Buy It Now

» View on eBay #sponsored
Wifi smart thermostat central - wifi,

Wifi smart thermostat central - wifi,

£18.29
Buy It Now

» View on eBay #sponsored
18l propane gas - gas, tankless

18l propane gas - gas, tankless

£94.99
Buy It Now

» View on eBay #sponsored
Universal fibre washer - universal,

Universal fibre washer - universal,

£9.99
Buy It Now

» View on eBay #sponsored
Vaillant boiler gas valve - vaillant,

Vaillant boiler gas valve - vaillant,

£114.95
Buy It Now

» View on eBay #sponsored
Gas burner for live steam - gas,

Gas burner for live steam - gas,

£21.50
Buy It Now

» View on eBay #sponsored
Ideal horizontal flue - horizontal,

Ideal horizontal flue - horizontal,

£71.42
Buy It Now

» View on eBay #sponsored
Regin boiler heat - heat, exchanger

Regin boiler heat - heat, exchanger

£19.89
Buy It Now

» View on eBay #sponsored
Brand new ideal logic - brand,

Brand new ideal logic - brand,

£69.99
Buy It Now

» View on eBay #sponsored
Brand new baxi - duo, tec

Brand new baxi - duo, tec

£31.90
Buy It Now

» View on eBay #sponsored
Vaillant 0020110996 ecotec - 0020110996,

Vaillant 0020110996 ecotec - 0020110996,

£42.30
Buy It Now

» View on eBay #sponsored
Vaillant boiler pcb ecotec - boiler,

Vaillant boiler pcb ecotec - boiler,

£80.99
Buy It Now

» View on eBay #sponsored
Brand new baxi duo tec - brand,

Brand new baxi duo tec - brand,

£59.99
Buy It Now

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

Vaillant ecotec pro 28 - vaillant,

£12.95
Buy It Now

» View on eBay #sponsored
Instant hot water - instant,

Instant hot water - instant,

£95.99
Buy It Now

» View on eBay #sponsored
Camplux nano gas water - camplux,

Camplux nano gas water - camplux,

£359.99
Buy It Now

» View on eBay #sponsored
Personalised gas appliance - personalised,

Personalised gas appliance - personalised,

£139.99
Buy It Now

» View on eBay #sponsored
Multifit flue extension - multifit,

Multifit flue extension - multifit,

£31.90
Buy It Now

» View on eBay #sponsored
18l lpg propane gas - lpg, tankless

18l lpg propane gas - lpg, tankless

£94.99
Buy It Now

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

Vaillant ecotec plus 824 831 - ecotec,

£32.92
Buy It Now

» View on eBay #sponsored
18l tankless propane gas - 18l,

18l tankless propane gas - 18l,

£94.99
Buy It Now

» View on eBay #sponsored
Gas meter adapter tool system - adapter, -system

Gas meter adapter tool system - adapter, -system

£74.00
Buy It Now

» View on eBay #sponsored
12l lpg propane gas water - 12l,

12l lpg propane gas water - 12l,

£76.99
Buy It Now

» View on eBay #sponsored
Wifi smart thermostat - wifi, central

Wifi smart thermostat - wifi, central

£29.99
Buy It Now

» View on eBay #sponsored
Vaillant 0020146732 gas - vaillant,

Vaillant 0020146732 gas - vaillant,

£68.30
Buy It Now

» View on eBay #sponsored
Vaillant 303903 eco - 303903, 1m

Vaillant 303903 eco - 303903, 1m

£16.15
Buy It Now

» View on eBay #sponsored
Ideal 203130 flue elbow - 203130,

Ideal 203130 flue elbow - 203130,

£31.00
Buy It Now

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

Brand new ideal flue - brand,

£34.99
Buy It Now

» View on eBay #sponsored
Gas meter adapter tool system - adapter, -system

Gas meter adapter tool system - adapter, -system

£74.00
Buy It Now

» View on eBay #sponsored
18l lpg water heater propane - 18l,

18l lpg water heater propane - 18l,

£95.99
Buy It Now

» View on eBay #sponsored
Portable lpg propane gas - lpg, hot

Portable lpg propane gas - lpg, hot

£94.79
Buy It Now

» View on eBay #sponsored
Ideal halo combi wirless - rf,

Ideal halo combi wirless - rf,

£135.90
Buy It Now

» View on eBay #sponsored
18l gas water - 18l,

18l gas water - 18l,

£112.80
Buy It Now

» View on eBay #sponsored
Tankless gas water - gas,

Tankless gas water - gas,

£82.80
Buy It Now

» View on eBay #sponsored
Gas meter bypass adapter tool - meter,

Gas meter bypass adapter tool - meter,

£74.00
Buy It Now

» View on eBay #sponsored
Camplux 10l instant gas - camplux,

Camplux 10l instant gas - camplux,

£259.99
Buy It Now

» View on eBay #sponsored
Universal fibre washer - universal, 3/4"

Universal fibre washer - universal, 3/4"

£9.99
Buy It Now

» View on eBay #sponsored
175593 ideal keston ignition - keston,

175593 ideal keston ignition - keston,

£14.50
Buy It Now

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

Vaillant ecotec pro 28 - pro,

£10.85
Buy It Now

» View on eBay #sponsored
Baxi 237811 electrode lead - 237811,

Baxi 237811 electrode lead - 237811,

£5.45
Buy It Now

» View on eBay #sponsored
Ideal logic plus combi - logic,

Ideal logic plus combi - logic,

£69.99
Buy It Now

» View on eBay #sponsored
Portable tankless gas hot - tankless,

Portable tankless gas hot - tankless,

£239.99
Buy It Now

» View on eBay #sponsored
Ideal 211039 vertical flue - ideal,

Ideal 211039 vertical flue - ideal,

£145.00
Buy It Now

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

Vaillant ecotec plus 824 - ecotec,

£48.99
Buy It Now

» View on eBay #sponsored
Regin smart metering kit - regin, (gas)

Regin smart metering kit - regin, (gas)

£153.50
Buy It Now

» View on eBay #sponsored
Baxi bermuda lfe pw2 w - pw2,

Baxi bermuda lfe pw2 w - pw2,

£138.00
Buy It Now

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

Vaillant ecotec expansion - vaillant,

£49.99
Buy It Now

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

Vaillant ecotec pro 28 - vaillant,

£9.84
Buy It Now

» View on eBay #sponsored
Wifi smart thermostat central - wifi,

Wifi smart thermostat central - wifi,

£28.99
Buy It Now

» View on eBay #sponsored
Wifi smart thermostat - wifi, rf433

Wifi smart thermostat - wifi, rf433

£34.93
Buy It Now

» View on eBay #sponsored
Gas boiler hot - boiler, water

Gas boiler hot - boiler, water

£9.99
Buy It Now

» View on eBay #sponsored
Open vented multifuel - open,

Open vented multifuel - open,

£12.94
Buy It Now

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

Vaillant ecotec pro - vaillant,

£25.00
Buy It Now

» View on eBay #sponsored
Ideal 171925 gas - gas, valve

Ideal 171925 gas - gas, valve

£156.70
Buy It Now

» View on eBay #sponsored
Lpg hot water heater - 6l,

Lpg hot water heater - 6l,

£80.99
Buy It Now

» View on eBay #sponsored

Looking for more gas boiler?

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

🔍 Search live deals
📊96 listings · from £5.45 · avg £107.61

Browse 96 gas boiler listings currently in our index. Prices range from £5.45 to £1065.75, with an average of £107.61. 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 boiler →

Try this: glow worm boiler | grant boilers | hot water cylinder | hot water heaters | immersion heater | indirect water heater | kinetico water softener | main boilers | milk dispenser | multipoint water heater

Shop by budget

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

Everything you need to know about gas boiler

Whether you are looking for a brand-new or second-hand gas 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 £5.45, while premium listings can reach £1065.75 — giving you a wide budget spread to work with. The average price of £107.61 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.

🔍 gas boiler Search live on eBay