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Main gas boilers

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Home / Water Heating & Filtration / Main gas boilers refurbished & used for sale | For Sale UK
Main combi eco elite - main, 25

Main combi eco elite - main, 25

£12.89
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Main multipoint water valve - water,

Main multipoint water valve - water,

£185.00
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Main boiler service - service, –

Main boiler service - service, –

£64.36
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Baxi main potterton 7855245 - main,

Baxi main potterton 7855245 - main,

£73.50
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Baxi duotec main potterton - baxi, duotec-main-potterton

Baxi duotec main potterton - baxi, duotec-main-potterton

£12.89
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Main combi eco 25 30 - main,

Main combi eco 25 30 - main,

£21.35
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British gas bg330 boiler - gas, bg330+

British gas bg330 boiler - gas, bg330+

£109.99
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Worcester greenstar main heat - worcester,

Worcester greenstar main heat - worcester,

£262.78
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Main eco compact system - main,

Main eco compact system - main,

£22.48
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Worcester bosch 24i junior - bosch,

Worcester bosch 24i junior - bosch,

£203.50
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Baxi potterton main alpha - potterton,

Baxi potterton main alpha - potterton,

£7.95
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Main combi 25eco - 25eco, 30eco

Main combi 25eco - 25eco, 30eco

£3.29
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Baxi main potterton - baxi/main/potterton, ntc

Baxi main potterton - baxi/main/potterton, ntc

£4.75
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Main eco compact - main,

Main eco compact - main,

£81.50
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Main multipoint water - water, valve

Main multipoint water - water, valve

£181.99
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Main 7855245 pump - pump, –

Main 7855245 pump - pump, –

£113.93
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Main multipoint water - main,

Main multipoint water - main,

£174.98
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Baxi main potterton gas valve - main,

Baxi main potterton gas valve - main,

£24.62
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Main combi 24he 28he - main,

Main combi 24he 28he - main,

£28.00
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Baxi duo tec - baxi,

Baxi duo tec - baxi,

£33.99
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Baxi duo tec 40 combi - 33,

Baxi duo tec 40 combi - 33,

£21.50
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Baxi 105he 24he 30he - baxi, 30he,

Baxi 105he 24he 30he - baxi, 30he,

£13.49
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Main eco compact combi - combi, 25

Main eco compact combi - combi, 25

£12.45
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Potterton performa main - potterton,

Potterton performa main - potterton,

£22.99
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Baxi potterton alpha - alpha, main

Baxi potterton alpha - alpha, main

£3.75
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Baxi main potterton - main, ntc

Baxi main potterton - main, ntc

£6.52
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Vaillant eco tec main - tec, heat

Vaillant eco tec main - tec, heat

£83.90
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Viessmann vitodens b1hc gas - viessmann,

Viessmann vitodens b1hc gas - viessmann,

£58.37
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New worcester bosch - worcester,

New worcester bosch - worcester,

£224.30
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Vaillant turbomax - vaillant,

Vaillant turbomax - vaillant,

£99.99
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Bax potterton main - main, combi

Bax potterton main - main, combi

£52.50
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Water valve for - water, main

Water valve for - water, main

£120.30
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Main eco compact - compact, 25

Main eco compact - compact, 25

£23.95
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Baxi duotec main potterton - baxi, a

Baxi duotec main potterton - baxi, a

£12.89
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Main gas heating only he - main,

Main gas heating only he - main,

£25.99
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Main combi eco elite - combi, 25

Main combi eco elite - combi, 25

£4.25
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Gloworm combi gas - gas, main

Gloworm combi gas - gas, main

£31.90
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Baxi main combi - main, eco

Baxi main combi - main, eco

£44.99
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Potterton performa main - performa,

Potterton performa main - performa,

£16.15
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Main heat exchanger from - main, demo

Main heat exchanger from - main, demo

£125.50
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Glowworm british gas bg330 - british,

Glowworm british gas bg330 - british,

£600.00
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Main multipoint ff - ff, &

Main multipoint ff - ff, &

£250.00
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Baxi potterton main - baxi, |

Baxi potterton main - baxi, |

£47.50
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Main combi 24he 30he dhw - 24he, &

Main combi 24he 30he dhw - 24he, &

£5.95
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Baxi combi 80e eco 80 - baxi,

Baxi combi 80e eco 80 - baxi,

£5.45
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Baxi main potterton ntc - baxi,

Baxi main potterton ntc - baxi,

£4.95
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Main eco compact 30 - eco, 25

Main eco compact 30 - eco, 25

£23.90
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Main combi 25 30 - main, &

Main combi 25 30 - main, &

£3.95
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Alpha baxi potterton - alpha,

Alpha baxi potterton - alpha,

£2.95
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Main combi 24he 30he boiler - main,

Main combi 24he 30he boiler - main,

£12.49
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Main combi eco - main,

Main combi eco - main,

£12.90
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Baxi 7663535 dhw flow turbine - dhw,

Baxi 7663535 dhw flow turbine - dhw,

£16.99
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Main combi 24se 24he - combi, 30he

Main combi 24se 24he - combi, 30he

£5.95
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Main combi 248079 30 - he, he

Main combi 248079 30 - he, he

£4.95
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Main combi eco - 25, 30

Main combi eco - 25, 30

£117.09
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Main baxi potterton gas - baxi,

Main baxi potterton gas - baxi,

£16.15
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Main eco 30 - main, &

Main eco 30 - main, &

£3.99
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Baxi duotec main potterton - duotec-main-potterton, a

Baxi duotec main potterton - duotec-main-potterton, a

£12.89
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Baxi potterton alpha main - baxi,

Baxi potterton alpha main - baxi,

£3.75
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Main combi 24he 30he - combi, &

Main combi 24he 30he - combi, &

£10.45
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Main combi eco 30 - combi, &

Main combi eco 30 - combi, &

£58.85
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Main combi 24se 24he 30he - main,

Main combi 24se 24he 30he - main,

£10.45
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Main eco compact - main, 25

Main eco compact - main, 25

£12.90
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Baxi potterton main - |, |

Baxi potterton main - |, |

£52.70
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Main heat only - main, 18he

Main heat only - main, 18he

£42.99
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Baxi main eco dhw - dhw, heat

Baxi main eco dhw - dhw, heat

£40.00
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Baxi duotec main potterton - baxi, duotec-main-potterton

Baxi duotec main potterton - baxi, duotec-main-potterton

£13.99
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Worcester bosch main - worcester, heat

Worcester bosch main - worcester, heat

£229.50
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Main multipoint ff erp - main,

Main multipoint ff erp - main,

£99.99
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Main eco elite - 25, 30

Main eco elite - 25, 30

£125.00
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Baxi main potterton hall - main, &

Baxi main potterton hall - main, &

£9.95
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Baxi duotec h28he bar - baxi,

Baxi duotec h28he bar - baxi,

£19.95
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Baxi main potterton - main, /

Baxi main potterton - main, /

£11.50
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Baxi duotec neta tec - neta-tec, ga

Baxi duotec neta tec - neta-tec, ga

£168.00
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Main combi 24he dhw micro - main,

Main combi 24he dhw micro - main,

£6.95
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Main combi eco - combi, &

Main combi eco - combi, &

£11.39
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Main combi erp eco elite - erp,

Main combi erp eco elite - erp,

£20.99
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Baxi 80e 105e main - 105e,, eco

Baxi 80e 105e main - 105e,, eco

£3.99
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Main combi 24he - main, boiler

Main combi 24he - main, boiler

£35.50
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Main potteron - main,

Main potteron - main,

£35.00
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Main multipoint gas valve - main,

Main multipoint gas valve - main,

£13.10
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Potterton performa main - performa,

Potterton performa main - performa,

£18.43
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Vaillant ecotec plus 612 - vaillant,

Vaillant ecotec plus 612 - vaillant,

£99.98
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Main eco compact combi - compact,

Main eco compact combi - compact,

£12.95
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Main combi 24he dhw - combi,

Main combi 24he dhw - combi,

£35.00
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Main combi eco boiler - main,

Main combi eco boiler - main,

£25.95
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Baxi main gas valve - main,

Baxi main gas valve - main,

£25.00
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Baxi main potterton gas - gas, valve

Baxi main potterton gas - gas, valve

£16.95
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Main combi 30 he - &,

Main combi 30 he - &,

£7.95
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Main combi eco 25 - &,

Main combi eco 25 - &,

£24.98
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Main eco compact combi - eco, 30

Main eco compact combi - eco, 30

£52.99
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Glowworm betacom 24a - betacom, 28a

Glowworm betacom 24a - betacom, 28a

£5.85
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Baxi main potterton - potterton, suprima

Baxi main potterton - potterton, suprima

£22.99
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Main combi erp - elite, 24

Main combi erp - elite, 24

£25.95
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Repair service ideal - service],

Repair service ideal - service],

£67.99
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Main combi eco - 30,

Main combi eco - 30,

£14.75
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📊96 listings · from £2.95 · avg £54.92

Browse 96 main gas boilers listings currently in our index. Prices range from £2.95 to £600, with an average of £54.92. 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 main gas boilers →

Try this: ideal condensing boilers | propane boiler | domestic boilers | baxi bermuda 401 | baxi solo 3 pfl 40 | baxi combi instant 105e | baxi solo 3 pfl 50 | baxi fire spares | instant electric water heater | bosch water heater

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Everything you need to know about main gas boilers

Whether you are looking for a brand-new or second-hand main gas boilers, 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 £2.95, while premium listings can reach £600 — giving you a wide budget spread to work with. The average price of £54.92 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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