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Home / Heating, Cooling & Air / Gas water boiler refurbished & used for sale | For Sale UK
18l propane gas - propane, tankless

18l propane gas - propane, tankless

£79.99 · Buy It Now

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

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

£72.37 · Buy It Now

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12l tankless lpg water heater - tankless,

12l tankless lpg water heater - tankless,

£156.69 · Buy It Now

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Alpha tec intec eco evoke - intec, 2

Alpha tec intec eco evoke - intec, 2

£49.99 · Buy It Now

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Worcester kw greenstar - worcester, 30

Worcester kw greenstar - worcester, 30

£600.00 · Buy It Now

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

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

£98.99 · Buy It Now

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18l propane gas - propane,

18l propane gas - propane,

£68.89 · Buy It Now

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20l 40kw hot water - 40kw,

20l 40kw hot water - 40kw,

£109.75 · Buy It Now

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18l tankless gas - gas, heater

18l tankless gas - gas, heater

£112.80 · Buy It Now

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New 18l instant - new,

New 18l instant - new,

£112.99 · Buy It Now

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16l portable instant - gas, hot

16l portable instant - gas, hot

£106.80 · Buy It Now

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Portable lpg hot water - lpg,

Portable lpg hot water - lpg,

£65.98 · Buy It Now

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18l propane gas - propane, tankless

18l propane gas - propane, tankless

£95.99 · Buy It Now

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

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

£77.99 · Buy It Now

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Hot 18l gas heater - hot, water

Hot 18l gas heater - hot, water

£77.99 · Buy It Now

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Portable lpg propane gas hot - portable,

Portable lpg propane gas hot - portable,

£112.79 · Buy It Now

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Portable lpg hot water - 6l,

Portable lpg hot water - 6l,

£69.99 · Buy It Now

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18l tankless lpg water heater - water,

18l tankless lpg water heater - water,

£69.99 · Buy It Now

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18l gas hot water heater - 18l,

18l gas hot water heater - 18l,

£112.80 · Buy It Now

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Portable lpg hot water - 6l,

Portable lpg hot water - 6l,

£80.99 · Buy It Now

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Tankless gas water heater - tankless,

Tankless gas water heater - tankless,

£80.99 · Buy It Now

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Instant hot water heater - instant,

Instant hot water heater - instant,

£98.99 · Buy It Now

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Burco standard lpg gas - lp,

Burco standard lpg gas - lp,

£25.99 · Buy It Now

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18l lpg propane gas - lpg,

18l lpg propane gas - lpg,

£95.76 · Buy It Now

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Camplux mobile gas hot - camplux,

Camplux mobile gas hot - camplux,

£359.99 · Buy It Now

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

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

£108.99 · Buy It Now

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Carver cascade water heater - ,

Carver cascade water heater - ,

£46.95 · Buy It Now

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New genuine burco gas - new, &

New genuine burco gas - new, &

£25.99 · Buy It Now

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Ariston 60002320 flow group - flow,

Ariston 60002320 flow group - flow,

£73.50 · Buy It Now

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Worcester return unit manifold - worcester,

Worcester return unit manifold - worcester,

£118.97 · Buy It Now

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Vaillant 0020240266 gas - vaillant,

Vaillant 0020240266 gas - vaillant,

£64.91 · Buy It Now

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Glow worm 2000802664 gas - glow-worm,

Glow worm 2000802664 gas - glow-worm,

£83.90 · Buy It Now

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Burco deluxe water - burco,

Burco deluxe water - burco,

£48.00 · Buy It Now

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Portable lpg hot water - portable, 6l

Portable lpg hot water - portable, 6l

£80.99 · Buy It Now

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Tankless propane gas water - tankless,

Tankless propane gas water - tankless,

£89.99 · Buy It Now

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Instant gas hot water - hot, heater

Instant gas hot water - hot, heater

£108.99 · Buy It Now

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Burco lpg propane water - burco,

Burco lpg propane water - burco,

£45.00 · Buy It Now

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18l propane gas tankless - propane,

18l propane gas tankless - propane,

£70.99 · Buy It Now

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Worcester return unit - return-unit, manifold

Worcester return unit - return-unit, manifold

£118.97 · Buy It Now

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New vaillant ecotec pro - new,

New vaillant ecotec pro - new,

£89.10 · Buy It Now

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Portable lpg hot - portable,

Portable lpg hot - portable,

£65.98 · Buy It Now

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18l propane gas tankless - gas,

18l propane gas tankless - gas,

£76.98 · Buy It Now

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Carver cascade mk2 water - carver,

Carver cascade mk2 water - carver,

£46.00 · Buy It Now

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Tankless propane gas water - 6l,

Tankless propane gas water - 6l,

£98.59 · Buy It Now

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24 30l hot water - 8/10/12/16/18/24/30l,

24 30l hot water - 8/10/12/16/18/24/30l,

£100.80 · Buy It Now

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Carver cascade gas - cascade, 2

Carver cascade gas - cascade, 2

£8.99 · Buy It Now

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Carver cascade caravan water - 2,

Carver cascade caravan water - 2,

£3.95 · Buy It Now

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Gas boiler hot water tea - gas, urn

Gas boiler hot water tea - gas, urn

£9.99 · Buy It Now

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Baxi duotec erp pump - baxi,

Baxi duotec erp pump - baxi,

£63.10 · Buy It Now

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Tankless gas water heater - 6l,

Tankless gas water heater - 6l,

£80.99 · Buy It Now

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Burco gas thermocouple sensor - burco,

Burco gas thermocouple sensor - burco,

£7.99 · Buy It Now

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Burco gas control valve - burco,

Burco gas control valve - burco,

£48.00 · Buy It Now

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Glowworm energy boiler heat - energy, (heat

Glowworm energy boiler heat - energy, (heat

£75.00 · Buy It Now

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Ideal logic combi gas boiler - ideal,

Ideal logic combi gas boiler - ideal,

£700.00 · Buy It Now

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Worcester greenstar system - greenstar,

Worcester greenstar system - greenstar,

£133.82 · Buy It Now

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Brand new ideal - new,

Brand new ideal - new,

£69.99 · Buy It Now

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Ideal horizontal flue - ideal,

Ideal horizontal flue - ideal,

£71.42 · Buy It Now

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

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

£90.06 · Buy It Now

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Brand new worcester bosch - brand,

Brand new worcester bosch - brand,

£31.49 · Buy It Now

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Genuine worcester greenstar - genuine,

Genuine worcester greenstar - genuine,

£89.99 · Buy It Now

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Chaffoteaux britony ii - chaffoteaux,

Chaffoteaux britony ii - chaffoteaux,

£15.99 · Buy It Now

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Vaillant ecotec plus - vaillant,

Vaillant ecotec plus - vaillant,

£114.95 · Buy It Now

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Universal 5mm inch - universal, 12.5mm

Universal 5mm inch - universal, 12.5mm

£9.99 · Buy It Now

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Brand new vaillant - ,

Brand new vaillant - ,

£90.00 · Buy It Now

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18mm 22mm gas boiler - 22mm,

18mm 22mm gas boiler - 22mm,

£7.99 · Buy It Now

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Personalised gas appliance - gas,

Personalised gas appliance - gas,

£109.99 · Buy It Now

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Bnib ideal gas valve - bnib,

Bnib ideal gas valve - bnib,

£94.29 · Buy It Now

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Appliance service reminder - service,

Appliance service reminder - service,

£27.99 · Buy It Now

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Burco gas thermocouple for hot - thermocouple,

Burco gas thermocouple for hot - thermocouple,

£5.50 · Buy It Now

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Digital led thermostat 16a - digital,

Digital led thermostat 16a - digital,

£19.69 · Buy It Now

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Universal fibre washer - universal,

Universal fibre washer - universal,

£9.99 · Buy It Now

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Vaillant ecotec plus boiler - vaillant,

Vaillant ecotec plus boiler - vaillant,

£79.99 · Buy It Now

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Wilo pump head - pump,

Wilo pump head - pump,

£90.00 · Buy It Now

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Ideal logic e24 - ideal, &

Ideal logic e24 - ideal, &

£32.89 · Buy It Now

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Reliance bar reducing 6 - -,

Reliance bar reducing 6 - -,

£66.50 · Buy It Now

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Baxi multifit 720627001 plume - baxi,

Baxi multifit 720627001 plume - baxi,

£109.99 · Buy It Now

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Fuller gas hot water tea - water,

Fuller gas hot water tea - water,

£17.95 · Buy It Now

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Vaillant ecotec plus 824 - ecotec,

Vaillant ecotec plus 824 - ecotec,

£49.99 · Buy It Now

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Ariston pump 60000591 - ariston,

Ariston pump 60000591 - ariston,

£71.49 · Buy It Now

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Vaillant ecotec plus 824 831 - vaillant,

Vaillant ecotec plus 824 831 - vaillant,

£49.99 · Buy It Now

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Alpha eco intec - alpha,

Alpha eco intec - alpha,

£78.99 · Buy It Now

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Burco dean deluxe water boiler - burco,

Burco dean deluxe water boiler - burco,

£7.99 · Buy It Now

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Honeywell v4600c 1029 gas - honeywell,

Honeywell v4600c 1029 gas - honeywell,

£83.85 · Buy It Now

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Baxi duotec 24he 28he 33he - 28he,

Baxi duotec 24he 28he 33he - 28he,

£34.59 · Buy It Now

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Ideal logic combi - logic, gas

Ideal logic combi - logic, gas

£88.90 · Buy It Now

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Worcester 7716192610 keyless - worcester,

Worcester 7716192610 keyless - worcester,

£20.43 · Buy It Now

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Worcester cdi rsf bf 28 - worcester, 24

Worcester cdi rsf bf 28 - worcester, 24

£119.95 · Buy It Now

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Vaillant ecotec plus support - vaillant,

Vaillant ecotec plus support - vaillant,

£40.00 · Buy It Now

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Heatline 22mm 4 swivel - x,

Heatline 22mm 4 swivel - x,

£39.00 · Buy It Now

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Ideal logic combi 35 - ideal, 24/30/35

Ideal logic combi 35 - ideal, 24/30/35

£113.98 · Buy It Now

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Glowworm flexicom 35 cx - flexicom, 30

Glowworm flexicom 35 cx - flexicom, 30

£13.35 · Buy It Now

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Heatline capriz plus 24a - 24,

Heatline capriz plus 24a - 24,

£39.80 · Buy It Now

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Glowworm 2000801991 pcb tpo - glowworm,

Glowworm 2000801991 pcb tpo - glowworm,

£114.99 · Buy It Now

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Remeha quinta ace service - ace, kit

Remeha quinta ace service - ace, kit

£52.70 · Buy It Now

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Vaillant 0020240266 gas - vaillant,

Vaillant 0020240266 gas - vaillant,

£64.91 · Buy It Now

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Worcester greenstar system - worcester,

Worcester greenstar system - worcester,

£57.90 · Buy It Now

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📊96 listings · from £3.95 · avg £84.27
⚠️ These listings were last updated more than 14 days ago. Search for fresh listings

Browse 96 gas water boiler listings currently in our index. Prices range from £3.95 to £700, with an average of £84.27. 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 →

Try this: baxi diverter valves | honeywell heating programmer | randall | xpelair | heater valve | provence heater | combi oil boiler | danfoss fp715si programmer | vent axia speed controller | heat exchanger

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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 £3.95, while premium listings can reach £700 — giving you a wide budget spread to work with. The average price of £84.27 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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