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Main boilers

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

Baxi main potterton boiler - baxi,

£21.49 · Buy It Now

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Main eco compact 30kw natural - 30kw,

Main eco compact 30kw natural - 30kw,

£516.70 · Buy It Now

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Main combine boiler 24he - combine,

Main combine boiler 24he - combine,

£125.00 · Buy It Now

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Main 248061 7224344 - , combi

Main 248061 7224344 - , combi

£64.99 · Buy It Now

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Main eco compact combi - compact, 25

Main eco compact combi - compact, 25

£12.95 · Buy It Now

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Brand new baxi - brand,

Brand new baxi - brand,

£75.00 · Buy It Now

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Vokera compact boiler - vokera,

Vokera compact boiler - vokera,

£499.35 · Buy It Now

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Baxi main potterton water - baxi, /

Baxi main potterton water - baxi, /

£38.00 · Buy It Now

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Ideal heating 176211 primary - 176211,

Ideal heating 176211 primary - 176211,

£179.50 · Buy It Now

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Main combi eco 30 - eco, &

Main combi eco 30 - eco, &

£33.70 · Buy It Now

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Baxi main potterton 248224 tap - baxi,

Baxi main potterton 248224 tap - baxi,

£24.62 · Buy It Now

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Main combi eco elite - main,

Main combi eco elite - main,

£12.89 · Buy It Now

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Main eco compact - main, 30

Main eco compact - main, 30

£14.99 · Buy It Now

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Worcester greenstar - worcester,

Worcester greenstar - worcester,

£208.70 · Buy It Now

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Boiler for sale - boiler,

Boiler for sale - boiler,

£260.70 · Buy It Now

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Ideal pcb isar - pcb, icos

Ideal pcb isar - pcb, icos

£50.00 · Buy It Now

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Worcester 87161412210

Worcester 87161412210

£149.99 · Buy It Now

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Baxi main potterton boiler - main,

Baxi main potterton boiler - main,

£37.99 · Buy It Now

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Main combi eco - main, &

Main combi eco - main, &

£24.95 · Buy It Now

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Main 5132454 12l inlet - main,

Main 5132454 12l inlet - main,

£42.63 · Buy It Now

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Main combi eco 25 30 - eco,

Main combi eco 25 30 - eco,

£38.95 · Buy It Now

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Main combi 24he 30he - main, &

Main combi 24he 30he - main, &

£37.99 · Buy It Now

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Main eco compact - main,

Main eco compact - main,

£22.48 · Buy It Now

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Worcester greenstar main heat - main,

Worcester greenstar main heat - main,

£260.70 · Buy It Now

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Vaillant ecotec plus - vaillant, 824

Vaillant ecotec plus - vaillant, 824

£46.74 · Buy It Now

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Baxi potterton main flue test - potterton,

Baxi potterton main flue test - potterton,

£1.99 · Buy It Now

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Baxi duotec main - baxi, duotec-main-potterton

Baxi duotec main - baxi, duotec-main-potterton

£12.89 · Buy It Now

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Baxi main potterton 7684005 - potterton,

Baxi main potterton 7684005 - potterton,

£23.99 · Buy It Now

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Baxi main eco compact 30kw - baxi,

Baxi main eco compact 30kw - baxi,

£799.99 · Buy It Now

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Main combi pcb 5131265 7679746 - main,

Main combi pcb 5131265 7679746 - main,

£50.39 · Buy It Now

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Ideal atlantic primary pcb - primary,

Ideal atlantic primary pcb - primary,

£65.00 · Buy It Now

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Main combi 24he potterton - 24he,

Main combi 24he potterton - 24he,

£43.90 · Buy It Now

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Main eco compact system 18 - 15,

Main eco compact system 18 - 15,

£125.99 · Buy It Now

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Main combi 24se 24he 30he - main,

Main combi 24se 24he 30he - main,

£3.45 · Buy It Now

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Axiom amp mains electro - axiom,

Axiom amp mains electro - axiom,

£15.00 · Buy It Now

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Main combi 24se - combi,

Main combi 24se - combi,

£3.45 · Buy It Now

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Main multipoint ff - main, erp

Main multipoint ff - main, erp

£299.18 · Buy It Now

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Main combi eco - main, ignition

Main combi eco - main, ignition

£24.99 · Buy It Now

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Main eco compact - eco, 15

Main eco compact - eco, 15

£59.99 · Buy It Now

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Main eco elite motor - 30,

Main eco elite motor - 30,

£21.75 · Buy It Now

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Main combi eco 30 - combi, &

Main combi eco 30 - combi, &

£49.90 · Buy It Now

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Main eco compact pressure - eco,

Main eco compact pressure - eco,

£14.49 · Buy It Now

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Main combi eco 30 - 30,

Main combi eco 30 - 30,

£40.65 · Buy It Now

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Baxi main potterton - baxi,, main,

Baxi main potterton - baxi,, main,

£7.00 · Buy It Now

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Baxi main potterton combi - main,,

Baxi main potterton combi - main,,

£26.99 · Buy It Now

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7688421 kit pcb for baxi - 7688421,

7688421 kit pcb for baxi - 7688421,

£100.00 · 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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Main system eco 24 - main,

Main system eco 24 - main,

£49.90 · Buy It Now

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

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

£3.99 · Buy It Now

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Main eco compact - eco, system

Main eco compact - eco, system

£84.00 · Buy It Now

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Main combi eco 25 - 25,

Main combi eco 25 - 25,

£57.00 · Buy It Now

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Main heating only 9he - only,

Main heating only 9he - only,

£20.32 · Buy It Now

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Main combi eco - eco, &

Main combi eco - eco, &

£43.69 · Buy It Now

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Main combi eco elite - 30,

Main combi eco elite - 30,

£12.89 · Buy It Now

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Vaillant ecotec pro - vaillant,

Vaillant ecotec pro - vaillant,

£33.90 · Buy It Now

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Main combi eco 30 - &,

Main combi eco 30 - &,

£59.50 · Buy It Now

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Main 5114710 hydraulic inlet - 5114710,

Main 5114710 hydraulic inlet - 5114710,

£44.53 · Buy It Now

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Baxi 7663535 dhw - baxi,

Baxi 7663535 dhw - baxi,

£16.99 · Buy It Now

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Main combi 24he - 24he, dhw

Main combi 24he - 24he, dhw

£2.25 · Buy It Now

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Main combi he - he, 24he

Main combi he - he, 24he

£77.59 · Buy It Now

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Worcester greenstar 12ri - 12ri, 15ri

Worcester greenstar 12ri - 12ri, 15ri

£99.89 · Buy It Now

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Main 248048 now 7225723 combi - now,

Main 248048 now 7225723 combi - now,

£24.99 · Buy It Now

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Baxi main potterton 248225 - baxi,

Baxi main potterton 248225 - baxi,

£22.99 · Buy It Now

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Main combi eco 25 30 - combi, &

Main combi eco 25 30 - combi, &

£21.95 · Buy It Now

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Main combi eco 25 - &,

Main combi eco 25 - &,

£59.50 · Buy It Now

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Ideal logic main - logic,

Ideal logic main - logic,

£132.05 · Buy It Now

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Baxi 720330001 main outdoor - main,

Baxi 720330001 main outdoor - main,

£16.15 · Buy It Now

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Main eco compact - main,

Main eco compact - main,

£82.99 · Buy It Now

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Main service kit - service,

Main service kit - service,

£63.94 · Buy It Now

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Main eco compact 30 - compact,

Main eco compact 30 - compact,

£35.99 · Buy It Now

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Main combi 24he - main, 24he,

Main combi 24he - main, 24he,

£2.78 · Buy It Now

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Main eco compact - main,

Main eco compact - main,

£8.99 · Buy It Now

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Main combi boiler 248207 - , 24

Main combi boiler 248207 - , 24

£10.00 · Buy It Now

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Main combi eco 30 - 30,

Main combi eco 30 - 30,

£33.55 · Buy It Now

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Main eco compact combi - eco, 25

Main eco compact combi - eco, 25

£72.38 · Buy It Now

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Main boiler eco 30 - 25,

Main boiler eco 30 - 25,

£66.03 · Buy It Now

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Main combi eco 30 - combi,

Main combi eco 30 - combi,

£64.95 · Buy It Now

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Baxi main potterton thermister - potterton,

Baxi main potterton thermister - potterton,

£4.20 · Buy It Now

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Main eco compact - main,

Main eco compact - main,

£32.49 · Buy It Now

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Main unvented 120l 150l 170l - 150l, &

Main unvented 120l 150l 170l - 150l, &

£39.26 · Buy It Now

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Main combi 24he 28he - combi, 24

Main combi 24he 28he - combi, 24

£90.00 · Buy It Now

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Main combi 24he 30he boiler - main,

Main combi 24he 30he boiler - main,

£12.49 · Buy It Now

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Worcester greenstar 12ri 15ri - 12ri,

Worcester greenstar 12ri 15ri - 12ri,

£102.00 · Buy It Now

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Alpha tec - plus, 28

Alpha tec - plus, 28

£64.45 · Buy It Now

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Main combi eco 25 - combi,

Main combi eco 25 - combi,

£49.90 · Buy It Now

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Main eco compact 30 combi - main, 25

Main eco compact 30 combi - main, 25

£16.68 · Buy It Now

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Baxi main potterton 5112380 - baxi,

Baxi main potterton 5112380 - baxi,

£67.99 · Buy It Now

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Main combi eco elite - 25,

Main combi eco elite - 25,

£4.25 · Buy It Now

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Main combi 24he 30he - 24he, &

Main combi 24he 30he - 24he, &

£16.00 · Buy It Now

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Baxi main potterton bar - potterton, 3

Baxi main potterton bar - potterton, 3

£5.85 · Buy It Now

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Main combi eco 30 - &,

Main combi eco 30 - &,

£12.25 · Buy It Now

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Main 18he 24he - 18he,, combi

Main 18he 24he - 18he,, combi

£46.39 · Buy It Now

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Vokera mynute 28e - vokera, main

Vokera mynute 28e - vokera, main

£47.88 · Buy It Now

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Baxi potterton main boiler - potterton,

Baxi potterton main boiler - potterton,

£6.79 · Buy It Now

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Main combi eco ignition - 25,

Main combi eco ignition - 25,

£27.89 · Buy It Now

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Vaillant ecotec pro main - pro, 30

Vaillant ecotec pro main - pro, 30

£75.99 · Buy It Now

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📊96 listings · from £1.99 · avg £69.42
⚠️ These listings were last updated more than 8 days ago. Search for fresh listings

Browse 96 main boilers listings currently in our index. Prices range from £1.99 to £799.99, with an average of £69.42. 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 boilers →

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Everything you need to know about main boilers

Whether you are looking for a brand-new or second-hand main 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 £1.99, while premium listings can reach £799.99 — giving you a wide budget spread to work with. The average price of £69.42 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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