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Ideal logic combi - logic,

Ideal logic combi - logic,

£12.07
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Worcester bosch greenstar 1000

Worcester bosch greenstar 1000

£399.00
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Baxi 836 combi 36kw - combi,

Baxi 836 combi 36kw - combi,

£1485.70
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Ideal logic combi2 c30 combi - combi2,

Ideal logic combi2 c30 combi - combi2,

£239.90
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Main eco compact combi - main,

Main eco compact combi - main,

£49.99
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Baxi platinum combi - platinum, 28

Baxi platinum combi - platinum, 28

£12.99
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Ezaiot smart thermostat for - smart, thermostat-

Ezaiot smart thermostat for - smart, thermostat-

£19.99
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Ideal logic combi 35 - logic, 24/30/35

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

£28.49
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Baxi combi 80e 105e - 105e, 80eco

Baxi combi 80e 105e - 105e, 80eco

£10.45
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Main combi eco 30 - combi, &

Main combi eco 30 - combi, &

£40.65
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Main combi 24he 30he hot - combi, &

Main combi 24he 30he hot - combi, &

£10.45
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Potterton promax combi 28 - promax,

Potterton promax combi 28 - promax,

£12.95
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Ideal logic combi - logic,

Ideal logic combi - logic,

£9.85
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999 supplied and - £, fitted

999 supplied and - £, fitted

£999.00
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Ideal spirit 30kw - ideal, combi

Ideal spirit 30kw - ideal, combi

£750.00
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Ideal logic 177566 - logic, combi

Ideal logic 177566 - logic, combi

£190.99
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Ideal 175529 dhw pack - pack, fits

Ideal 175529 dhw pack - pack, fits

£27.72
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Main service kit 5130293 - main,

Main service kit 5130293 - main,

£63.94
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Main combi eco elite - main,

Main combi eco elite - main,

£12.89
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Baxi combi 80e - 80, &

Baxi combi 80e - 80, &

£10.45
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Ideal logic plus - ideal, combi

Ideal logic plus - ideal, combi

£34.99
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Baxi duo tec - 24, 28

Baxi duo tec - 24, 28

£45.50
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Brand new baxi duo tec - new,

Brand new baxi duo tec - new,

£59.99
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Ariston combi one boiler - ariston, e-combi

Ariston combi one boiler - ariston, e-combi

£669.70
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Ariston clas evo genus he - he,

Ariston clas evo genus he - he,

£79.50
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Brand new ideal - new, logic

Brand new ideal - new, logic

£69.99
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Main eco compact combi - compact,

Main eco compact combi - compact,

£14.99
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Worcester greenstar combi - worcester, 25

Worcester greenstar combi - worcester, 25

£34.99
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Combi boiler fitted - combi, £400

Combi boiler fitted - combi, £400

£400.00
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Ideal logic combi boiler - logic,

Ideal logic combi boiler - logic,

£57.95
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Worcester greenstar combi - greenstar,

Worcester greenstar combi - greenstar,

£42.30
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Main eco elite - elite,

Main eco elite - elite,

£42.08
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Main eco compact - main, combi

Main eco compact - main, combi

£16.68
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Main combi eco 30 - eco, &

Main combi eco 30 - eco, &

£26.95
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Main combi eco 25 30 - eco, &

Main combi eco 25 30 - eco, &

£21.35
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Baxi promax ultra combi erp - promax,

Baxi promax ultra combi erp - promax,

£19.99
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Ideal logic plus combi - ideal, 30

Ideal logic plus combi - ideal, 30

£11.95
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Brand new ideal logic plus - ideal,

Brand new ideal logic plus - ideal,

£69.99
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Baxi boiler combi series - combi-2, 400

Baxi boiler combi series - combi-2, 400

£999.00
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Worcester greenstar combi - greenstar, 27

Worcester greenstar combi - greenstar, 27

£62.87
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Grant boiler flow switch - boiler, combi

Grant boiler flow switch - boiler, combi

£50.65
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Baxi combi 80e - baxi, 105e,

Baxi combi 80e - baxi, 105e,

£14.95
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Main eco compact 30 - eco, 25

Main eco compact 30 - eco, 25

£23.90
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Ariston combi evo 30 38 - combi,

Ariston combi evo 30 38 - combi,

£49.49
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Ideal logic combi 35 - logic,

Ideal logic combi 35 - logic,

£29.99
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Baxi duotec combi 33 - duotec, 28

Baxi duotec combi 33 - duotec, 28

£38.30
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Worcester greenstar 2000 25kw - 2000,

Worcester greenstar 2000 25kw - 2000,

£995.08
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Vaillant ecotec sustain 28kw - ecotec,

Vaillant ecotec sustain 28kw - ecotec,

£873.70
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Baxi combi 80e eco 80 - 80e,

Baxi combi 80e eco 80 - 80e,

£5.45
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Main combi 24he - &, hot

Main combi 24he - &, hot

£12.00
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Ideal 179032 logic plus - ideal,

Ideal 179032 logic plus - ideal,

£70.99
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Ideal logic plus - ideal,

Ideal logic plus - ideal,

£69.99
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Ideal vogue combi gen - gen., 2

Ideal vogue combi gen - gen., 2

£69.99
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Worcester greenstar 30 - greenstar,

Worcester greenstar 30 - greenstar,

£109.99
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Baxi combi 105he - 105he, dhw

Baxi combi 105he - 105he, dhw

£10.45
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Brand new baxi duo - new, tec

Brand new baxi duo - new, tec

£44.99
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Baxi duo tec combi erp - baxi, duo-tec

Baxi duo tec combi erp - baxi, duo-tec

£12.89
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Baxi multifit ifos - multifit,

Baxi multifit ifos - multifit,

£22.54
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Main combi 24se - combi, dhw

Main combi 24se - combi, dhw

£10.45
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Viessmann 7841770 plate - viessmann,

Viessmann 7841770 plate - viessmann,

£45.20
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Genuine worcester greenstar - worcester,

Genuine worcester greenstar - worcester,

£74.99
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Main combi erp - 25, 30

Main combi erp - 25, 30

£20.99
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Gas man heat combi - gas,

Gas man heat combi - gas,

£395.00
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Baxi combi 80e eco 80 - baxi,

Baxi combi 80e eco 80 - baxi,

£12.99
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Ideal logic 35 combi - logic,

Ideal logic 35 combi - logic,

£18.95
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Ideal boilers dhw - dhw, flow

Ideal boilers dhw - dhw, flow

£14.99
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Main eco elite - combi, 3

Main eco elite - combi, 3

£5.85
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Chaffoteaux genuine regulation - chaffoteaux,

Chaffoteaux genuine regulation - chaffoteaux,

£29.99
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Baxi duotec netatec combi - baxi, &

Baxi duotec netatec combi - baxi, &

£38.12
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Ideal 177530 plate heat - ideal,

Ideal 177530 plate heat - ideal,

£40.00
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Ideal 175555 pump head for - pump,

Ideal 175555 pump head for - pump,

£34.99
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Baxi duo tec 40 - 33, combi

Baxi duo tec 40 - 33, combi

£21.50
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Baxi combi 105e 105he dhw - baxi,

Baxi combi 105e 105he dhw - baxi,

£23.99
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Baxi combi 80e 105e 105he - baxi,

Baxi combi 80e 105e 105he - baxi,

£5.00
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Broag gas combi block - combi,

Broag gas combi block - combi,

£193.10
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Baxi duotec 40 combi - 33,

Baxi duotec 40 combi - 33,

£10.72
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Main combi eco 25 - eco, &

Main combi eco 25 - eco, &

£4.35
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Worcester greenstar rsf - greenstar, he

Worcester greenstar rsf - greenstar, he

£15.99
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Baxi duotec platinum combi - 2/platinum, 2

Baxi duotec platinum combi - 2/platinum, 2

£14.45
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Worcester bosch filling keys - worcester,

Worcester bosch filling keys - worcester,

£6.35
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Baxi combi 80e 105e 105he - 80e,, 105e,

Baxi combi 80e 105e 105he - 80e,, 105e,

£17.95
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Worcester greenstar 329 428 - greenstar,

Worcester greenstar 329 428 - greenstar,

£66.00
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Baxi platinum combi erp a - platinum, 33

Baxi platinum combi erp a - platinum, 33

£13.99
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Baxi 5122525 front panel seal - baxi,

Baxi 5122525 front panel seal - baxi,

£15.08
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Main combi 24he - combi, diverter

Main combi 24he - combi, diverter

£16.95
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0020240267 vaillant gas valve - gas,

0020240267 vaillant gas valve - gas,

£44.99
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Baxi platinum combi a - 28, he

Baxi platinum combi a - 28, he

£34.10
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Baxi combi - 2, x

Baxi combi - 2, x

£9.99
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Main combi eco - eco, dhw

Main combi eco - eco, dhw

£36.50
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Heatline 0020213112 diverter - 0020213112,

Heatline 0020213112 diverter - 0020213112,

£34.30
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Baxi combi instant 80e - baxi, 80he

Baxi combi instant 80e - baxi, 80he

£22.00
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Baxi combi instant 80e 105e - baxi,

Baxi combi instant 80e 105e - baxi,

£5.67
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Baxi duo tec combi - duo, 33

Baxi duo tec combi - duo, 33

£24.99
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Vaillant ecofit pure 830 30kw - vaillant,

Vaillant ecofit pure 830 30kw - vaillant,

£1499.99
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Ideal logic combi2 c30 combi - combi2,

Ideal logic combi2 c30 combi - combi2,

£749.99
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Worcester bosch greenstar 4000 - worcester,

Worcester bosch greenstar 4000 - worcester,

£1599.00
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📊96 listings · from £4.35 · avg £155.24
⚠️ These listings were last updated more than 9 days ago. Search for fresh listings

Browse 96 gas combi boilers listings currently in our index. Prices range from £4.35 to £1599, with an average of £155.24. 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 combi boilers →

Try this: baxi boiler parts | worcester 24cdi | worcester combi | immersion heater timer | gas water boiler | baxi diverter valves | hand wash heater | combi oil boiler | magnaclean 22mm | worcester boiler timer

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Everything you need to know about gas combi boilers

Whether you are looking for a brand-new or second-hand gas combi 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 £4.35, while premium listings can reach £1599 — giving you a wide budget spread to work with. The average price of £155.24 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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