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Main gas boilers

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Home / Heating, Cooling & Air / Main gas boilers refurbished & used for sale | For Sale UK
Baxi duotec main potterton - baxi, duotec-main-potterton

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

£12.89 · Buy It Now

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Main eco compact 30kw - eco,

Main eco compact 30kw - eco,

£516.70 · Buy It Now

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399 vat your - £0, boiler+flue

399 vat your - £0, boiler+flue

£399.00 · Buy It Now

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Boiler for sale - boiler,

Boiler for sale - boiler,

£260.70 · Buy It Now

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Main combi eco - &, 25

Main combi eco - &, 25

£21.35 · Buy It Now

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Main multipoint ff erp - ff, &

Main multipoint ff erp - ff, &

£299.18 · Buy It Now

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Baxi duo tec 40 combi - 33,

Baxi duo tec 40 combi - 33,

£21.50 · Buy It Now

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Main eco compact combi - eco, 25

Main eco compact combi - eco, 25

£12.95 · Buy It Now

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Main combi eco elite - main,

Main combi eco elite - main,

£4.25 · Buy It Now

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Main combi eco elite - 25,

Main combi eco elite - 25,

£12.89 · Buy It Now

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Main multipoint water - bf,

Main multipoint water - bf,

£174.98 · Buy It Now

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Vaillant ecotec plus 612 615 - ,

Vaillant ecotec plus 612 615 - ,

£64.99 · Buy It Now

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Baxi combi potterton - combi,

Baxi combi potterton - combi,

£4.25 · Buy It Now

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Baxi main eco - main, 30kw

Baxi main eco - main, 30kw

£799.99 · Buy It Now

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Main eco compact - compact, 30

Main eco compact - compact, 30

£14.99 · Buy It Now

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New worcester bosch main - new,

New worcester bosch main - new,

£224.30 · Buy It Now

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Worcester 8716117040 main heat - 8716117040,

Worcester 8716117040 main heat - 8716117040,

£125.50 · Buy It Now

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Main combi 24he - 24he, 30he

Main combi 24he - 24he, 30he

£10.45 · Buy It Now

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Main eco compact gas - 25/30,

Main eco compact gas - 25/30,

£31.90 · Buy It Now

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Baxi main potterton 248224 - baxi,

Baxi main potterton 248224 - baxi,

£24.62 · Buy It Now

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Main potteron - main,

Main potteron - main,

£35.00 · Buy It Now

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Main combi 24se 24he - main, &

Main combi 24se 24he - main, &

£5.95 · Buy It Now

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Main combi 24he - combi, boiler

Main combi 24he - combi, boiler

£37.10 · Buy It Now

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Main gas heating only he - heating, 12

Main gas heating only he - heating, 12

£25.99 · Buy It Now

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Main combi 24se - 24se, 24he

Main combi 24se - 24se, 24he

£10.45 · Buy It Now

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British gas bg330 boiler - boiler, main

British gas bg330 boiler - boiler, main

£109.99 · Buy It Now

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Main gas boiler filling - gas,

Main gas boiler filling - gas,

£22.53 · Buy It Now

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Main combi eco 30 - &,

Main combi eco 30 - &,

£64.95 · Buy It Now

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399 vat any combi - vat,

399 vat any combi - vat,

£399.00 · Buy It Now

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Ideal pcb isar - pcb,

Ideal pcb isar - pcb,

£50.00 · Buy It Now

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Main eco compact system - main,

Main eco compact system - main,

£22.48 · Buy It Now

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Worcester 24i 28i junior - 24i, &

Worcester 24i 28i junior - 24i, &

£6.85 · Buy It Now

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Main combi 25eco elite 30eco - 25eco, &

Main combi 25eco elite 30eco - 25eco, &

£3.29 · Buy It Now

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Main eco compact 30 - eco,

Main eco compact 30 - eco,

£23.90 · Buy It Now

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Baxi main potterton water - /, main/

Baxi main potterton water - /, main/

£38.00 · Buy It Now

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Baxi main combi 30 eco - 25,

Baxi main combi 30 eco - 25,

£44.95 · Buy It Now

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Main combi eco - combi, 30

Main combi eco - combi, 30

£40.65 · Buy It Now

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

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

£12.89 · Buy It Now

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999 supplied and - £, fitted

999 supplied and - £, fitted

£999.00 · Buy It Now

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Worcester greenstar - worcester,

Worcester greenstar - worcester,

£208.70 · Buy It Now

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Baxi combi 80e - 80e, 80

Baxi combi 80e - 80e, 80

£5.45 · Buy It Now

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Main combi eco elite - main,

Main combi eco elite - main,

£15.95 · Buy It Now

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Main heat only 24 30 - only, 12

Main heat only 24 30 - only, 12

£71.99 · Buy It Now

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Main combi temperature - combi, 24

Main combi temperature - combi, 24

£4.25 · Buy It Now

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Main combi 25 30 - main,

Main combi 25 30 - main,

£4.35 · Buy It Now

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Main combi 248079 - 24, 30

Main combi 248079 - 24, 30

£4.95 · Buy It Now

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1960 high speed gas - high,

1960 high speed gas - high,

£15.00 · Buy It Now

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Baxi main potterton motor - motor, &

Baxi main potterton motor - motor, &

£21.75 · Buy It Now

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Main combi 25eco elite - 25eco,

Main combi 25eco elite - 25eco,

£3.99 · Buy It Now

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Gloworm combi gas boiler - gloworm, main

Gloworm combi gas boiler - gloworm, main

£31.90 · Buy It Now

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Main combi eco elite erp - 25, 30

Main combi eco elite erp - 25, 30

£24.95 · Buy It Now

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Main system a - 18,

Main system a - 18,

£12.89 · Buy It Now

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Main combi eco - combi, &

Main combi eco - combi, &

£59.50 · Buy It Now

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Baxi main potterton - baxi,

Baxi main potterton - baxi,

£84.99 · Buy It Now

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

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

£13.99 · Buy It Now

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Baxi main potterton - main, &

Baxi main potterton - main, &

£4.45 · Buy It Now

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Worcester greenstar 30 35 - 25,

Worcester greenstar 30 35 - 25,

£79.99 · Buy It Now

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Worcester greenstar main heat - greenstar,

Worcester greenstar main heat - greenstar,

£260.70 · Buy It Now

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Baxi potterton alpha main - baxi,

Baxi potterton alpha main - baxi,

£3.75 · Buy It Now

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Main combi 24he 30he dhw - combi,

Main combi 24he 30he dhw - combi,

£5.95 · Buy It Now

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Vaillant eco tec plus pro - vaillant,

Vaillant eco tec plus pro - vaillant,

£22.95 · Buy It Now

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Main combi eco - 25, elite

Main combi eco - 25, elite

£39.50 · Buy It Now

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Baxi main potterton limit - baxi,, main,

Baxi main potterton limit - baxi,, main,

£7.00 · Buy It Now

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Boiler flow switch set - boiler,

Boiler flow switch set - boiler,

£21.45 · Buy It Now

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Baxi duotec main - baxi, a

Baxi duotec main - baxi, a

£15.95 · Buy It Now

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Main combi 24he - combi, 24

Main combi 24he - combi, 24

£2.25 · Buy It Now

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Main eco compact 30 - &, combi

Main eco compact 30 - &, combi

£23.95 · Buy It Now

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Ideal c24 c30 c35 - c30, logic

Ideal c24 c30 c35 - c30, logic

£89.99 · Buy It Now

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Worcester bosch greenstar main - worcester,

Worcester bosch greenstar main - worcester,

£215.99 · Buy It Now

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Potterton performa main - performa, 28,

Potterton performa main - performa, 28,

£18.60 · Buy It Now

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Baxi main multifit 100mm - multifit, 60/100mm

Baxi main multifit 100mm - multifit, 60/100mm

£78.41 · Buy It Now

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Main combi eco 30 - combi,

Main combi eco 30 - combi,

£58.85 · Buy It Now

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Baxi potterton main alpha - baxi,

Baxi potterton main alpha - baxi,

£7.95 · Buy It Now

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Worcester greenstar 29 30 - worcester,

Worcester greenstar 29 30 - worcester,

£144.99 · Buy It Now

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Main combi eco - main,

Main combi eco - main,

£41.51 · Buy It Now

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Main eco combi - 30,

Main eco combi - 30,

£15.95 · Buy It Now

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Main diverter valve removal - main,

Main diverter valve removal - main,

£13.95 · Buy It Now

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Ideal isar he24 he30 he35 - he35, v9

Ideal isar he24 he30 he35 - he35, v9

£104.70 · Buy It Now

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Worcester bosch 28i junior - bosch,

Worcester bosch 28i junior - bosch,

£63.10 · Buy It Now

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Baxi potterton boiler - boiler, main

Baxi potterton boiler - boiler, main

£25.75 · Buy It Now

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Main eco 30 - main,

Main eco 30 - main,

£3.99 · Buy It Now

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Vaillant main heat exchanger

Vaillant main heat exchanger

£240.00 · Buy It Now

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Main combi 24he 30he - 30he, eco

Main combi 24he 30he - 30he, eco

£53.85 · Buy It Now

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Main combi eco - main, 25

Main combi eco - main, 25

£13.99 · Buy It Now

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Main combi eco 25 30 - combi,

Main combi eco 25 30 - combi,

£23.95 · Buy It Now

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Main combi eco elite - eco, 30

Main combi eco elite - eco, 30

£128.40 · Buy It Now

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Main combi 80e - main,

Main combi 80e - main,

£7.95 · Buy It Now

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Brand new baxi main multifit - baxi,

Brand new baxi main multifit - baxi,

£89.99 · Buy It Now

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Main combi eco - 30, 25

Main combi eco - 30, 25

£24.98 · Buy It Now

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Main combi eco - main, 25

Main combi eco - main, 25

£21.95 · Buy It Now

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Baxi main potterton 7855245 - potterton,

Baxi main potterton 7855245 - potterton,

£99.50 · Buy It Now

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Main combi 24he 30he boiler - combi,

Main combi 24he 30he boiler - combi,

£13.00 · Buy It Now

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Mains eco combi - mains,

Mains eco combi - mains,

£19.36 · Buy It Now

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Vaillant eco tec main - main, heat

Vaillant eco tec main - main, heat

£109.90 · Buy It Now

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399 vat your boiler - your, boiler+flue

399 vat your boiler - your, boiler+flue

£399.00 · Buy It Now

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Worcester bosch 24i junior - bosch,

Worcester bosch 24i junior - bosch,

£363.70 · Buy It Now

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📊96 listings · from £2.25 · avg £89.13

Browse 96 main gas boilers listings currently in our index. Prices range from £2.25 to £999, with an average of £89.13. 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: baxi gas boilers | ideal condensing boilers | bosch condensing boilers | propane boiler | domestic boilers | industrial infrared heaters | blow heaters industrial | industrial electric fan heaters | commercial heaters | portable electric radiant 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 £2.25, while premium listings can reach £999 — giving you a wide budget spread to work with. The average price of £89.13 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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