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18l propane gas tankless - 8l-18l,
£79.99 · Buy It Now
» View details on eBay #sponsored18l propane gas tankless - propane,
£70.99 · Buy It Now
» View details on eBay #sponsored18l propane gas - 18l, heater
£112.80 · Buy It Now
» View details on eBay #sponsored18l lpg propane gas - lpg,
£88.80 · Buy It Now
» View details on eBay #sponsored12kw lpg outdoor camping - outdoor,
£55.99 · Buy It Now
» View details on eBay #sponsored20l 40kw hot - hot, heater
£109.75 · Buy It Now
» View details on eBay #sponsored10l 12l 16l 18l - 8l/10l/12l/16l/18l, instant
£98.99 · Buy It Now
» View details on eBay #sponsored18l tankless gas water - 18l,
£112.80 · Buy It Now
» View details on eBay #sponsored18l propane gas tankless - 8l-18l,
£68.89 · Buy It Now
» View details on eBay #sponsored18l propane gas tankless - 8l-18l,
£72.37 · Buy It Now
» View details on eBay #sponsoredPortable lpg hot - 6l,
£65.98 · Buy It Now
» View details on eBay #sponsored12l tankless lpg water heater - lpg,
£156.69 · Buy It Now
» View details on eBay #sponsoredNew 18l instant gas - new,
£108.99 · Buy It Now
» View details on eBay #sponsoredPropane gas hot water heater - gas,
£134.40 · Buy It Now
» View details on eBay #sponsoredPortable lpg hot water - portable,
£80.99 · Buy It Now
» View details on eBay #sponsoredCamplux portable gas - camplux, water
£259.99 · Buy It Now
» View details on eBay #sponsored18l lpg propane gas - 8/10/12/16/18l,
£98.99 · Buy It Now
» View details on eBay #sponsored12kw lpg outdoor camping - lpg,
£77.88 · Buy It Now
» View details on eBay #sponsored18l propane gas - gas, tankless
£95.99 · Buy It Now
» View details on eBay #sponsored18l lpg tankless gas - lpg,
£98.99 · Buy It Now
» View details on eBay #sponsored16l portable instant - 16l,
£106.80 · Buy It Now
» View details on eBay #sponsored18l tankless lpg - 18l, water
£112.99 · Buy It Now
» View details on eBay #sponsoredLpg 16l portable - lpg, instant
£108.99 · Buy It Now
» View details on eBay #sponsored18l gas hot - 18l,
£112.80 · Buy It Now
» View details on eBay #sponsoredCamplux mobile gas - gas, water
£359.99 · Buy It Now
» View details on eBay #sponsoredPortable lpg propane gas hot - portable,
£112.79 · Buy It Now
» View details on eBay #sponsoredNew ariston next - new, ng
£396.99 · Buy It Now
» View details on eBay #sponsoredCamplux gas hot - gas, heater
£239.99 · Buy It Now
» View details on eBay #sponsoredCamplux tankless propane gas - camplux,
£299.99 · Buy It Now
» View details on eBay #sponsoredTankless gas water heater - gas,
£80.99 · Buy It Now
» View details on eBay #sponsoredPortable lpg hot water - portable,
£80.99 · Buy It Now
» View details on eBay #sponsoredTankless gas water heater - gas,
£80.99 · Buy It Now
» View details on eBay #sponsoredInstant hot water heater - instant,
£98.99 · Buy It Now
» View details on eBay #sponsored10l 12l 16l - instant, gas
£108.99 · Buy It Now
» View details on eBay #sponsoredHamilton gas products 110mm - hamilton,
£40.00 · Buy It Now
» View details on eBay #sponsored10l 18l lpg tankless - 10l-18l, gas
£97.99 · Buy It Now
» View details on eBay #sponsoredWorcester kw greenstar - worcester,
£600.00 · Buy It Now
» View details on eBay #sponsoredInstant gas hot water - gas,
£108.99 · Buy It Now
» View details on eBay #sponsoredPortable lpg hot water - 6l,
£65.98 · Buy It Now
» View details on eBay #sponsoredGlowworm gas control tap no - glowworm,
£49.99 · Buy It Now
» View details on eBay #sponsored18l propane gas - 8l-18l,
£76.98 · Buy It Now
» View details on eBay #sponsoredHamilton gas products 100mm - hamilton,
£40.00 · Buy It Now
» View details on eBay #sponsored16l gas hot - gas, water
£99.98 · Buy It Now
» View details on eBay #sponsoredDrayton ma1 mid - mid, head
£59.89 · Buy It Now
» View details on eBay #sponsoredGlowworm boiler pump - pump, head
£81.20 · Buy It Now
» View details on eBay #sponsoredVaillant ecotec plus - vaillant,
£187.90 · Buy It Now
» View details on eBay #sponsoredBaxi duotec erp pump - pump, upm
£63.10 · Buy It Now
» View details on eBay #sponsoredWorcester bosch 125mm 1m - bosch, 80/125mm
£50.00 · Buy It Now
» View details on eBay #sponsoredGenuine worcester greenstar - genuine,
£89.99 · Buy It Now
» View details on eBay #sponsoredBoiler box pipework cover - box,
£36.50 · Buy It Now
» View details on eBay #sponsoredVaillant ecotec plus - vaillant, support
£40.00 · Buy It Now
» View details on eBay #sponsoredWorcester greenstar junior - greenstar,
£79.99 · Buy It Now
» View details on eBay #sponsoredVaillant ecotec brass diverter - vaillant,
£78.70 · Buy It Now
» View details on eBay #sponsoredIdeal horizontal flue - ideal,
£71.42 · Buy It Now
» View details on eBay #sponsoredDrayton port za5 bgmvsp2 - za5,
£49.99 · Buy It Now
» View details on eBay #sponsoredGlowworm energy boiler heat - glowworm, (heat
£75.00 · Buy It Now
» View details on eBay #sponsoredWorcester greenstar junior - worcester,
£65.99 · Buy It Now
» View details on eBay #sponsoredBrand new vaillant ecotec - new,
£90.00 · Buy It Now
» View details on eBay #sponsoredWorcester greenstar junior - greenstar,
£79.99 · Buy It Now
» View details on eBay #sponsoredWorcester bosch 8716117424 - worcester,
£78.70 · Buy It Now
» View details on eBay #sponsoredVaillant ecotec plus 824 - plus, vuw
£114.95 · Buy It Now
» View details on eBay #sponsoredWorcester greenstar fan - greenstar,
£50.99 · Buy It Now
» View details on eBay #sponsoredIdeal logic independent - ideal,
£89.99 · Buy It Now
» View details on eBay #sponsoredBaxi potterton pressure - potterton,
£40.22 · Buy It Now
» View details on eBay #sponsoredWorcester greenstar junior 24i - greenstar,
£94.30 · Buy It Now
» View details on eBay #sponsoredHoneywell v4043h1106 28mm - honeywell,
£69.33 · Buy It Now
» View details on eBay #sponsoredWorcester 7716191086 greenstar - worcester,
£69.99 · Buy It Now
» View details on eBay #sponsoredWorcester bosch 719 003 702 - 7,
£83.90 · Buy It Now
» View details on eBay #sponsoredIdeal logic 179033 propane - ideal,
£69.99 · Buy It Now
» View details on eBay #sponsoredWorcester greenstar 24i 28i - worcester,
£84.99 · Buy It Now
» View details on eBay #sponsoredOriginal vaillant ecotec plus - vaillant,
£84.89 · Buy It Now
» View details on eBay #sponsoredBaxi main 100mm standard - baxi,
£74.99 · Buy It Now
» View details on eBay #sponsoredBaxi multifit 720627001 plume - multifit,
£109.99 · Buy It Now
» View details on eBay #sponsoredPotterton netaheat profile - netaheat, 30e
£89.98 · Buy It Now
» View details on eBay #sponsoredWorcester greenstar 34 - worcester,
£84.99 · Buy It Now
» View details on eBay #sponsoredWorcester greenstar 25si - worcester,
£6.90 · Buy It Now
» View details on eBay #sponsoredChaffoteaux britony ii bf - chaffoteaux,
£15.99 · Buy It Now
» View details on eBay #sponsoredVaillant 303911 elbow - vaillant,
£28.00 · Buy It Now
» View details on eBay #sponsoredZilmet ultra pro litre - ultra,
£56.78 · Buy It Now
» View details on eBay #sponsoredIdeal logic heat - ideal,
£113.98 · Buy It Now
» View details on eBay #sponsoredWorcester 87161423000 26 - worcester, 24,
£35.02 · Buy It Now
» View details on eBay #sponsoredWorcester greenstar junior 24i - junior,
£59.90 · Buy It Now
» View details on eBay #sponsoredMain eco compact expansion - main,
£82.99 · Buy It Now
» View details on eBay #sponsoredAlpha c23 c27 cb24 cb28 - c27,
£74.99 · Buy It Now
» View details on eBay #sponsoredPotterton suprima 50 60 - potterton,
£68.40 · Buy It Now
» View details on eBay #sponsoredGrundfos upm3 erp spare - 15-70,
£63.10 · Buy It Now
» View details on eBay #sponsored223965 obsolete gas tap - -,
£249.99 · Buy It Now
» View details on eBay #sponsoredPersonalised gas appliance - gas,
£109.99 · Buy It Now
» View details on eBay #sponsoredVaillant ecotec expansion - vaillant,
£49.99 · Buy It Now
» View details on eBay #sponsoredPotterton prima 30e 40e 50e - 30e,
£125.99 · Buy It Now
» View details on eBay #sponsoredIdeal logic combi 30 - logic, 24/30/35
£113.98 · Buy It Now
» View details on eBay #sponsoredBrand new worcester - brand,
£31.49 · Buy It Now
» View details on eBay #sponsoredVaillant 181051 ecotec - 181051, plus
£21.49 · Buy It Now
» View details on eBay #sponsoredBaxi solo gas valve genuine - wm,
£200.00 · Buy It Now
» View details on eBay #sponsoredIdeal logic 35 - logic, &
£53.99 · Buy It Now
» View details on eBay #sponsoredPotterton 409568 fan - fan, torin
£129.00 · Buy It Now
» View details on eBay #sponsoredLooking for more gas water heater?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 gas water heater listings currently in our index. Prices range from £6.9 to £600, with an average of £101.21. 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 water heater →
Try this: paraffin space heater | land rover heater | siemens rdj10rf programmable room thermostat | gas heater | central heating power flush | bathroom extractor fan | sime boiler pump | copper water tank | oil radiator | drayton lp241
Whether you are looking for a brand-new or second-hand gas water heater, 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 £6.9, while premium listings can reach £600 — giving you a wide budget spread to work with. The average price of £101.21 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.