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Natural gas water heater

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Natural gas water heater for sale on Ireland's largest auction and classifieds sites

18l 5gpm natural - 5gpm, /propane

18l 5gpm natural - 5gpm, /propane

£126.90 · Buy It Now

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Natural gas tankless water - gas,

Natural gas tankless water - gas,

£357.99 · Buy It Now

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Propane natural gas tankless - propane/natural,

Propane natural gas tankless - propane/natural,

£399.99 · Buy It Now

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18l 5gpm tankless natural - 5gpm, gas

18l 5gpm tankless natural - 5gpm, gas

£129.90 · Buy It Now

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Rinnai re199in indoor natural - re199in,

Rinnai re199in indoor natural - re199in,

£801.72 · Buy It Now

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Vevor 10l 5gpm - 10l, tankless

Vevor 10l 5gpm - 10l, tankless

£93.07 · Buy It Now

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Rinnai super high efficiency - rinnai, 9

Rinnai super high efficiency - rinnai, 9

£999.00 · Buy It Now

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Tankless water heater - water,

Tankless water heater - water,

£288.99 · Buy It Now

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Read rheem gal 76 - rheem, 75

Read rheem gal 76 - rheem, 75

£899.99 · Buy It Now

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16l 2gpm tankless water - 16l/4.2gpm,

16l 2gpm tankless water - 16l/4.2gpm,

£126.90 · Buy It Now

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Rheem rtg 84dvln - rheem, rtg-84dvln-3

Rheem rtg 84dvln - rheem, rtg-84dvln-3

£499.99 · Buy It Now

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Rheem tankless water - water, heater

Rheem tankless water - water, heater

£699.99 · Buy It Now

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Forimo tankless natural gas - forimo,

Forimo tankless natural gas - forimo,

£160.99 · Buy It Now

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Mizudo natural gas tankless - natural,

Mizudo natural gas tankless - natural,

£198.99 · Buy It Now

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120k btu natural - btu,

120k btu natural - btu,

£329.99 · Buy It Now

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Fogatti 170 000 btu - 170,000, natural

Fogatti 170 000 btu - 170,000, natural

£569.99 · Buy It Now

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199 000 btu tankless natural - tankless,

199 000 btu tankless natural - tankless,

£679.99 · Buy It Now

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Instant hot water heater - instant,

Instant hot water heater - instant,

£270.99 · Buy It Now

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18l 5gpm tankless - 18l, natural

18l 5gpm tankless - 18l, natural

£126.90 · Buy It Now

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Rinnai rucs65in tankless water - rinnai,

Rinnai rucs65in tankless water - rinnai,

£699.99 · Buy It Now

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12l tankless natural - 12l,

12l tankless natural - 12l,

£104.54 · Buy It Now

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Rinnai v53den outdoor - rinnai,

Rinnai v53den outdoor - rinnai,

£599.99 · Buy It Now

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18l 5gpm tankless - natural, gas

18l 5gpm tankless - natural, gas

£126.90 · Buy It Now

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Rinnai rxp160in gpm - 9.0, 160k

Rinnai rxp160in gpm - 9.0, 160k

£1200.00 · Buy It Now

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Rinnai rxp199in condensing - rinnai,

Rinnai rxp199in condensing - rinnai,

£1281.99 · Buy It Now

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18l 5gpm tankless - 5gpm, natural

18l 5gpm tankless - 5gpm, natural

£126.90 · Buy It Now

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180 000btu outdoor - 180,000btu, tankless

180 000btu outdoor - 180,000btu, tankless

£437.99 · Buy It Now

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18l tankless natural - 18l,

18l tankless natural - 18l,

£129.90 · Buy It Now

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Mizudo natural gas - natural,

Mizudo natural gas - natural,

£199.99 · Buy It Now

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Thermomate 28gpm condensing - thermomate,

Thermomate 28gpm condensing - thermomate,

£559.99 · Buy It Now

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Natural gas tankless - natural, water

Natural gas tankless - natural, water

£349.99 · Buy It Now

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18l 5gpm tankless natural gas - 18l,

18l 5gpm tankless natural gas - 18l,

£129.90 · Buy It Now

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Rinnai re199en outdoor - rinnai,

Rinnai re199en outdoor - rinnai,

£1100.00 · Buy It Now

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18l 5gpm tankless lpg - 18l,

18l 5gpm tankless lpg - 18l,

£136.99 · Buy It Now

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Tankless water heater - tankless,

Tankless water heater - tankless,

£373.00 · Buy It Now

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Rinnai v75in indoor - v75in, tankless

Rinnai v75in indoor - v75in, tankless

£649.99 · Buy It Now

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24l gpm tankless - 7.5,

24l gpm tankless - 7.5,

£456.99 · Buy It Now

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Rheem tankless water heater - water,

Rheem tankless water heater - water,

£899.99 · Buy It Now

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Rheem natural gas - natural,

Rheem natural gas - natural,

£799.95 · Buy It Now

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Gasland gasmart gpm - gasmart,

Gasland gasmart gpm - gasmart,

£249.95 · Buy It Now

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Sihao 12l 5gpm hot - sihao,

Sihao 12l 5gpm hot - sihao,

£114.99 · Buy It Now

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Smith 50 gal - a., direct

Smith 50 gal - a., direct

£1150.00 · Buy It Now

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Natural gas tankless hot water - tankless,

Natural gas tankless hot water - tankless,

£212.99 · Buy It Now

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10l 12l 18l - 10l,

10l 12l 18l - 10l,

£144.99 · Buy It Now

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V65en 150 000 btu - v65en, 150,000

V65en 150 000 btu - v65en, 150,000

£699.00 · Buy It Now

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Used outdoor tankless - outdoor,

Used outdoor tankless - outdoor,

£469.00 · Buy It Now

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Tankless water heater natural - tankless,

Tankless water heater natural - tankless,

£199.99 · Buy It Now

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Rinnai re140in indoor tankless - re140in,

Rinnai re140in indoor tankless - re140in,

£599.99 · Buy It Now

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📊48 listings · from £93.07 · avg £457.67
⚠️ These listings were last updated more than 20 days ago. Search for fresh listings

Browse 48 natural gas water heater listings currently in our index. Prices range from £93.07 to £1281.99, with an average of £457.67. 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 natural gas water heater →

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Everything you need to know about natural gas water heater

Whether you are looking for a brand-new or second-hand natural gas water heater, 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 £93.07, while premium listings can reach £1281.99 — giving you a wide budget spread to work with. The average price of £457.67 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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