Gas water heaters
Gas water heaters for sale on Ireland's largest auction and classifieds sites
18l propane gas - propane, - €79.99
3000w petrol inverter • Generator camping garden • Outtdoor quiet stroke - Free postage - New and Used
3000w petrol inverter • Generator camping garden • Outtdoor quiet stroke - Free postage - New and Used
18l propane gas tankless - 8l-18l, - €72.37
3000w petrol inverter • Generator camping garden • Outtdoor quiet stroke - Free postage - New and Used
3000w petrol inverter • Generator camping garden • Outtdoor quiet stroke - Free postage - New and Used
18l propane gas - propane, - €71.97
3000w petrol inverter • Generator camping garden • Outtdoor quiet stroke - Free postage - New and Used
3000w petrol inverter • Generator camping garden • Outtdoor quiet stroke - Free postage - New and Used
18l gas instant - instant, water - €79.99
Gaming chair led • Computer racing work • Office rgb xyqwnidiwsbqpr - Free postage - New and Used
Gaming chair led • Computer racing work • Office rgb xyqwnidiwsbqpr - Free postage - New and Used
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18l instant gas - 8/10/12/16/18l, hot - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
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48 listings · from €5.99 · avg €117.91
Browse 48 gas water heaters listings currently in our index. Prices range from €5.99 to €980, with an average of €117.91. 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 heaters →
New 18l instant gas - new, 8/10/12/16/18l - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
10l 12l 16l 18l - 8l/10l/12l/16l/18l, gas - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
20l tankless propane gas water - tankless, - €109.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
18l propane gas tankless - 8l-18l, - €92.99
Gas type lpg • Pressure 2800 ideal • Off grid living - Free postage - New and Used
Gas type lpg • Pressure 2800 ideal • Off grid living - Free postage - New and Used
Lpg instantaneous water - lpg, heater - €95.99
Gas water heater • Only suitable one • Heaters use lpg - Free postage - New and Used
Gas water heater • Only suitable one • Heaters use lpg - Free postage - New and Used
Hot 18l gas heater water - hot, 8/16/18l - €77.99
Table led mirror • Oyajia 18l instant • Gas hot water - Free postage - New and Used
Table led mirror • Oyajia 18l instant • Gas hot water - Free postage - New and Used
18 20l instant - instant, gas - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
16l lpg tankless gas hot - lpg, - €185.99
Model 16l constant • Temperature black heater • Blower fan resistor - Free postage - New and Used
Model 16l constant • Temperature black heater • Blower fan resistor - Free postage - New and Used
Worcester bosch 87161064420 - worcester, - €94.30
Worcester bosch 87161064420 • Return manifold brand • New sealed box - Free postage - New and Used
Worcester bosch 87161064420 • Return manifold brand • New sealed box - Free postage - New and Used
18l gas water - water, propane - €112.80
- Free postage - New and Used
- Free postage - New and Used
Ideal 211039 vertical flue - ideal, - €99.99
- Free postage - New and Used
- Free postage - New and Used
10l 12l 16l 18l - 8l/10l/12l/16l/18l, gas - €103.99
Model gas water • Heater only suitable • Heaters use lpg - Free postage - New and Used
Model gas water • Heater only suitable • Heaters use lpg - Free postage - New and Used
Lpg 16l portable - lpg, - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
18l lpg propane - 8l-18l, gas - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Tankless propane gas water - 6l, - €82.80
Heat load 12kw • Warm water producing • Rate min 6kg - Free postage - New and Used
Heat load 12kw • Warm water producing • Rate min 6kg - Free postage - New and Used
16l lpg propane - propane, tankless - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
16l lpg propane gas tankless - lpg, - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
16l lpg propane gas - 16l, - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
18l lpg propane gas - 18l, - €109.99
Gas type liquefied • Wide range uses • Qualified product fast - Free postage - New and Used
Gas type liquefied • Wide range uses • Qualified product fast - Free postage - New and Used
18l gas tankless - gas, lpg - €86.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
18l propane lpg gas - 8/10/12/16/18l, - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
16l lpg propane gas tankless - 16l, - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
20l portable shower lpg - 20l, - €134.40
Operation rotary knob • Power 40kw hot • Water volume 20l - Free postage - New and Used
Operation rotary knob • Power 40kw hot • Water volume 20l - Free postage - New and Used
Vaillant ecotec plus - plus, 831 - €49.99
044 ecotec exclusive • 832 vuw 2007 • Plus 612 126 - Free postage - New and Used
044 ecotec exclusive • 832 vuw 2007 • Plus 612 126 - Free postage - New and Used
0020038679 vaillant eco - 0020038679, - €105.00
Will always help • You have 100 • Positive happy buying - Free postage - New and Used
Will always help • You have 100 • Positive happy buying - Free postage - New and Used
Worcester greenstar 12i - worcester, - €69.99
System worcester greenstar • Junior mk5 2013 • 24i - Free postage - New and Used
System worcester greenstar • Junior mk5 2013 • 24i - Free postage - New and Used
Worcester greenstar junior 24i - worcester, - €79.99
System worcester greenstar • Junior mk5 2013 • 24i - Free postage - New and Used
System worcester greenstar • Junior mk5 2013 • 24i - Free postage - New and Used
Camplux 10kw gas hot - gas, water - €269.99
You can easily • Water heater • Camplux 132 max - Free postage - New and Used
You can easily • Water heater • Camplux 132 max - Free postage - New and Used
Lpg 16l portable - 16l, instant - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Lpg 16l portable - portable, gas - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
18l tankless propane gas water - propane, - €86.99
Gas water heater • Only suitable one • Heaters use lpg - Free postage - New and Used
Gas water heater • Only suitable one • Heaters use lpg - Free postage - New and Used
Lpg 16l portable instant gas - 16l, - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Lpg 16l portable - lpg, instant - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Potterton 409568 fan torin - potterton, - €129.00
Netaheat electronic • Currently are able • Accommodate oldest deprecated - Free postage - New and Used
Netaheat electronic • Currently are able • Accommodate oldest deprecated - Free postage - New and Used
Worcester greenstar return - greenstar, - €119.99
Greenstar combi cdi • System models • Lpg 406 - Free postage - New and Used
Greenstar combi cdi • System models • Lpg 406 - Free postage - New and Used
Lpg water heater - lpg, - €109.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Worcester greenstar 1000 - greenstar, - €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
18l portable instant - 18l, - €109.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
10pcs 50mm gas water heater - gas, - €5.99
I4.6be7lulclulc2k style box • Webkit tap highlight • Color transparent outline - Free postage - New and Used
I4.6be7lulclulc2k style box • Webkit tap highlight • Color transparent outline - Free postage - New and Used
Drayton ma1 mid - drayton, position - €59.89
Mid position actuator • Ma1 motorised head • Only genuine drayton - Free postage - New and Used
Mid position actuator • Ma1 motorised head • Only genuine drayton - Free postage - New and Used
Instant hot water heater - instant, - €103.99
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Top quality this • Tankless water heater • Lpg liquefied propane - Free postage - New and Used
Alpha eco intec - alpha, eco/intec - €99.99
Alpha tec plus • Eco eco2 combi • This part fits - Free postage - New and Used
Alpha tec plus • Eco eco2 combi • This part fits - Free postage - New and Used
Vaillant flue extension 970mm - flue, - €26.70
Vaillant flue extension • 970mm 100mm white • Metal storage tank - Free postage - New and Used
Vaillant flue extension • 970mm 100mm white • Metal storage tank - Free postage - New and Used
Try this: riello | magnaclean 28mm | bathroom extractor fan kit | portable dehumidifier | nuaire drimaster | thermostatic radiator valves | potterton suprima pcb | horstmann electronic 7 | wedi board | drayton trv
Shop by budget
Everything you need to know about gas water heaters
Whether you are looking for a brand-new or second-hand gas water heaters, 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 €5.99, while premium listings can reach €980 — giving you a wide budget spread to work with. The average price of €117.91 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.