Gas combi boilers
Gas combi boilers for sale on Ireland's largest auction and classifieds sites
Ideal logic combi - ideal, logic+ - £700.00
Ideal logic combi • Boiler erp 24kw • 215439 c24 bnib - Free postage - New and Used
Ideal logic combi • Boiler erp 24kw • 215439 c24 bnib - Free postage - New and Used
Combi boiler fitted 400 - combi, - £400.00
Baxi combi boilers • From 199 vaillant • Viessmann ideal glow - Free postage - New and Used
Baxi combi boilers • From 199 vaillant • Viessmann ideal glow - Free postage - New and Used
Heatline caprizplus 28a combi - 28a, - £599.99
Heatline capriz plus • 28a combi boiler • Horizontal flue new - Free postage - New and Used
Heatline capriz plus • 28a combi boiler • Horizontal flue new - Free postage - New and Used
Worcester•Baxi•Vaillant• - £399.00
Worcester bosch • Baxi combi boilers • From 199 vaillant - Free postage - New and Used
Worcester bosch • Baxi combi boilers • From 199 vaillant - Free postage - New and Used
Looking for more gas combi boilers?
Search eBay live — fresh results filtered for the best value, updated every hour.
Worcester greenstar 1000 30kw - 1000, - £980.00
Highly efficient easy • Installation within standard • Kitchen cupboard - Free postage - New and Used
Highly efficient easy • Installation within standard • Kitchen cupboard - Free postage - New and Used
📊
48 listings · from £1.17 · avg £503.99
⚠️ These listings were last updated more than 18 days ago.
Search for fresh listings
Browse 48 gas combi boilers listings currently in our index. Prices range from £1.17 to £2305.99, with an average of £503.99. 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 →
Potterton promax combi 28 - potterton, - £12.95
Potterton gold combi • Heatmax • 24he - Free postage - New and Used
Potterton gold combi • Heatmax • 24he - Free postage - New and Used
Brand new baxi duo tec - brand, - £44.99
Baxi platinum combi • Part 720301001 5114734 • Not cheap chinese - Free postage - New and Used
Baxi platinum combi • Part 720301001 5114734 • Not cheap chinese - Free postage - New and Used
Static caravan ferroli - static, - £799.95
Bluehelix hitech rrt • 24c combi boiler • 24kw latest new - Free postage - New and Used
Bluehelix hitech rrt • 24c combi boiler • 24kw latest new - Free postage - New and Used
Vaillant ecofit pure 835 - vaillant, combi - £2156.99
Ecofit pure 835 • Provides excellent hot • Water flow rate - Free postage - New and Used
Ecofit pure 835 • Provides excellent hot • Water flow rate - Free postage - New and Used
Brand new ideal - brand, - £69.99
349 boiler logic • Code combi esp1 • Part 179032 - Free postage - New and Used
349 boiler logic • Code combi esp1 • Part 179032 - Free postage - New and Used
Smart thermostat for - smart, - £54.07
Rich functionality meet • Your multiple needs • Wifi support smart - Free postage - New and Used
Rich functionality meet • Your multiple needs • Wifi support smart - Free postage - New and Used
Viessmann vitodens classic - viessmann, - £875.00
This model combines • Performance compact user • Friendly design - Free postage - New and Used
This model combines • Performance compact user • Friendly design - Free postage - New and Used
Ideal exclusive combi boiler - 2, - £1017.99
Lightweight design fast • Flue turret connections • Make installation quicker - Free postage - New and Used
Lightweight design fast • Flue turret connections • Make installation quicker - Free postage - New and Used
Worcester baxi - worcester, • - £399.00
Baxi combi boilers • From 199 ask • Our full price - Free postage - New and Used
Baxi combi boilers • From 199 ask • Our full price - Free postage - New and Used
Ideal vogue combi - ideal, gen. - £69.99
Ideal vogue combi • Gen c26 boiler • Part not cheap - Free postage - New and Used
Ideal vogue combi • Gen c26 boiler • Part not cheap - Free postage - New and Used
Gas isolation valve - , combi - £24.10
Will fit several • Combination boilers - Free postage - New and Used
Will fit several • Combination boilers - Free postage - New and Used
Worcester bosch greenstar - worcester, - £1814.00
Greenstar 8000 style • Latest combi boiler • Technology combining outstanding - Free postage - New and Used
Greenstar 8000 style • Latest combi boiler • Technology combining outstanding - Free postage - New and Used
Ideal 177530 plate - 177530, 14-plate - £40.00
Ideal logic combi • Part number 177530 • 349 atlantic - Free postage - New and Used
Ideal logic combi • Part number 177530 • 349 atlantic - Free postage - New and Used
25kw 30kw combi boiler - combi, – - £1.17
30kw combi boiler • Choose between 25kw • Fully supplied installed - Free postage - New and Used
30kw combi boiler • Choose between 25kw • Fully supplied installed - Free postage - New and Used
Ideal logic plus combi - logic, c24 - £74.99
349 boiler logic • Code combi esp1 • Part 179032 - Free postage - New and Used
349 boiler logic • Code combi esp1 • Part 179032 - Free postage - New and Used
0020240267 vaillant gas valve - vaillant, - £44.99
Cost effective solution • Replacing faulty valve • Keeping your boiler - Free postage - New and Used
Cost effective solution • Replacing faulty valve • Keeping your boiler - Free postage - New and Used
Worcester bosch greenstar - worcester, 4000 - £1097.74
Brand new • Worcester bosch greenstar • 4000 25kw combi - Free postage - New and Used
Brand new • Worcester bosch greenstar • 4000 25kw combi - Free postage - New and Used
Main eco compact 30 combi - eco, - £23.95
Baxi 624 630 • 636 824 830 • 836 combi boiler - Free postage - New and Used
Baxi 624 630 • 636 824 830 • 836 combi boiler - Free postage - New and Used
Baxi duotec combi 33 40 - baxi, 24 - £38.30
Baxi combi instant • Part number 248723 • Duotec - Free postage - New and Used
Baxi combi instant • Part number 248723 • Duotec - Free postage - New and Used
Worcester bosch greenstar - worcester, - £1709.00
Greenstar 8000 style • Latest combi boiler • Technology combining outstanding - Free postage - New and Used
Greenstar 8000 style • Latest combi boiler • Technology combining outstanding - Free postage - New and Used
Vaillant ecotec plus - vaillant, - £2305.99
Vaillant ecotec plus • 832 premium 32kw • Combi boiler high - Free postage - New and Used
Vaillant ecotec plus • 832 premium 32kw • Combi boiler high - Free postage - New and Used
Biasi rinnova 25kw - 30kw,, 35kw - £745.00
Biasi rinnova 25kw • 30kw 35kw combi • Boiler white eco - Free postage - New and Used
Biasi rinnova 25kw • 30kw 35kw combi • Boiler white eco - Free postage - New and Used
Brand new ideal logic plus - , - £74.99
349 boiler logic • Code combi esp1 • Part 179032 - Free postage - New and Used
349 boiler logic • Code combi esp1 • Part 179032 - Free postage - New and Used
Biasi rinnova adaptive 35c - rinnova, - £775.00
Biasi rinnova adaptive • 35c 35kw erp • Combi condensing boiler - Free postage - New and Used
Biasi rinnova adaptive • 35c 35kw erp • Combi condensing boiler - Free postage - New and Used
Ariston combi one - e-combi, boiler - £669.70
Top flue outlet • This product includes • Horizontal - Free postage - New and Used
Top flue outlet • This product includes • Horizontal - Free postage - New and Used
Brand new baxi duo tec - new, - £44.99
Baxi duotec 075 • Part 720301001 720514301 • Not cheap chinese - Free postage - New and Used
Baxi duotec 075 • Part 720301001 720514301 • Not cheap chinese - Free postage - New and Used
Baxi 624 630 636 - 825, 830 - £64.99
Combi gc47 077 • Boilers 836 • Eco compact - Free postage - New and Used
Combi gc47 077 • Boilers 836 • Eco compact - Free postage - New and Used
Halstead gas valve kit - valve, - £150.00
260 halstead eden • Wickes combi • Cbx - Free postage - New and Used
260 halstead eden • Wickes combi • Cbx - Free postage - New and Used
Brand new baxi duo - brand, - £59.99
Baxi duotec 075 • Part 720301001 720514301 • Not cheap chinese - Free postage - New and Used
Baxi duotec 075 • Part 720301001 720514301 • Not cheap chinese - Free postage - New and Used
Worcester si c1 - worcester, 30 - £29.99
Worcester fsn boiler • Part not cheap • Chinese make - Free postage - New and Used
Worcester fsn boiler • Part not cheap • Chinese make - Free postage - New and Used
Vaillant ecotec sustain - vaillant, - £873.70
- Free postage - New and Used
- Free postage - New and Used
Main combi eco - 30, - £13.99
Baxi duo tec • Combi erp serial • Main eco elite - Free postage - New and Used
Baxi duo tec • Combi erp serial • Main eco elite - Free postage - New and Used
Viessmann 100 wb1c combi - viessmann, - £67.50
Viessmann 100 wb1c • 26kw 30kw 35kw • Combi cri8 expansion - Free postage - New and Used
Viessmann 100 wb1c • 26kw 30kw 35kw • Combi cri8 expansion - Free postage - New and Used
Worcester bosch combi boiler - worcester, - £999.00
Worcester bosch • Looking combi boiler • Boilers from 199 - Free postage - New and Used
Worcester bosch • Looking combi boiler • Boilers from 199 - Free postage - New and Used
Worcester baxi vaillant - worcester, - £400.00
Baxi combi boilers • From 199 ask • Our full price - Free postage - New and Used
Baxi combi boilers • From 199 ask • Our full price - Free postage - New and Used
Baxi platinum combi erp - baxi, 24 - £12.85
Baxi 720787801 safety • Valve bar duo • Tec promax - Free postage - New and Used
Baxi 720787801 safety • Valve bar duo • Tec promax - Free postage - New and Used
Worcester bosch greenstar - worcester, - £1499.98
Year warranty greenstar • Cdi compact boiler - Free postage - New and Used
Year warranty greenstar • Cdi compact boiler - Free postage - New and Used
Worcester bosch greenstar 1000 - worcester, - £895.00
Lightweight just 26.7kg • One person lift • Simplified installation - Free postage - New and Used
Lightweight just 26.7kg • One person lift • Simplified installation - Free postage - New and Used
Smart thermostat for gas combi - thermostat, gas/combi - £67.86
Experience comfort efficiency • Smart heating our • Ezaiot wifi thermostat - Free postage - New and Used
Experience comfort efficiency • Smart heating our • Ezaiot wifi thermostat - Free postage - New and Used
Brand new baxi - duo, combi - £64.99
Baxi platinum combi • Part 720301001 5114734 • Not cheap chinese - Free postage - New and Used
Baxi platinum combi • Part 720301001 5114734 • Not cheap chinese - Free postage - New and Used
Main combi eco 30 - 30, & - £58.85
Combi baxi platinum • Main eco elite • Potterton gold - Free postage - New and Used
Combi baxi platinum • Main eco elite • Potterton gold - Free postage - New and Used
Baxi combi pump 248041 - baxi, - £46.52
075 combi • Instant 80e • Series - Free postage - New and Used
075 combi • Instant 80e • Series - Free postage - New and Used
Main eco compact 25kw - main, - £822.69
Main eco compact • Boilers only 25kw • 30kw boiler flue - Free postage - New and Used
Main eco compact • Boilers only 25kw • 30kw boiler flue - Free postage - New and Used
Try this: ideal isar pcb | economy 7 heaters | honeywell wireless thermostat | plug thermostat | underfloor heating thermostat | glen heater | superser | delonghi dehumidifier dnc 65 | delonghi oil heater | humidifier
Shop by budget
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 48 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 £1.17, while premium listings can reach £2305.99 — giving you a wide budget spread to work with. The average price of £503.99 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.