For Sale UK

Co2 tank

4

Co2 tank for sale on largest auction and classifieds sites

Home / Stationery & School Equipment:Office Equipment & Supplies / Co2 tank refurbished & used for sale | For Sale UK
Co2 carbon dioxide fire - carbon,

Co2 carbon dioxide fire - carbon,

£495.00 · Buy It Now

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2kg co2 fire extinguisher for - co2,

2kg co2 fire extinguisher for - co2,

£15.95 · Buy It Now

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Aluminum co2 air tank - aluminum,

Aluminum co2 air tank - aluminum,

£30.26 · Buy It Now

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Aqua scape colombo co2 - aqua,

Aqua scape colombo co2 - aqua,

£83.90 · Buy It Now

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Aquarium co2 diffuser fish - co2,

Aquarium co2 diffuser fish - co2,

£6.09 · Buy It Now

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Aquarium co2 solenoid valve - aquarium,

Aquarium co2 solenoid valve - aquarium,

£15.98 · Buy It Now

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1xaquarium co2 diffuser - co2,

1xaquarium co2 diffuser - co2,

£6.44 · Buy It Now

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Pro co2 45g cylinder - co2,

Pro co2 45g cylinder - co2,

£234.99 · Buy It Now

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2kg co2 fire extinguisher - 2,

2kg co2 fire extinguisher - 2,

£19.89 · Buy It Now

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Aluminum co2 air - aluminum,

Aluminum co2 air - aluminum,

£29.96 · Buy It Now

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Aquarium co2 diffuser fish - diffuser,

Aquarium co2 diffuser fish - diffuser,

£5.45 · Buy It Now

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Paintball pcp co2 tank - paintball,

Paintball pcp co2 tank - paintball,

£13.55 · Buy It Now

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Ista waterplant co2 - ista, diffuser

Ista waterplant co2 - ista, diffuser

£15.99 · Buy It Now

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Soda quick connect - soda,

Soda quick connect - soda,

£58.30 · Buy It Now

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Aluminum co2 air tank - aluminum,

Aluminum co2 air tank - aluminum,

£41.79 · Buy It Now

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Co2 generator system set - co2,

Co2 generator system set - co2,

£72.95 · Buy It Now

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Aquarium co2 diffuser fish - co2,

Aquarium co2 diffuser fish - co2,

£7.32 · Buy It Now

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Aluminum co2 air tank - aluminum,

Aluminum co2 air tank - aluminum,

£42.49 · Buy It Now

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Stainless steel co2 non return - stainless,

Stainless steel co2 non return - stainless,

£4.85 · Buy It Now

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Fish tank aquarium - tank,

Fish tank aquarium - tank,

£7.07 · Buy It Now

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Co2 diffuser atomizer - diffuser,

Co2 diffuser atomizer - diffuser,

£11.51 · Buy It Now

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Aquarium co2 diffuser - aquarium,

Aquarium co2 diffuser - aquarium,

£3.99 · Buy It Now

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- w21.8, cga320)

- w21.8, cga320)

£9.99 · Buy It Now

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For sodastream co2 - sodastream, cylinder

For sodastream co2 - sodastream, cylinder

£26.40 · Buy It Now

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10pcs aquarium tank - 10pcs,

10pcs aquarium tank - 10pcs,

£9.17 · Buy It Now

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Aquarium co2 diffuser - aquarium,

Aquarium co2 diffuser - aquarium,

£20.99 · Buy It Now

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Ista replacement co2 diffuser - ista,

Ista replacement co2 diffuser - ista,

£5.99 · Buy It Now

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Api co2 booster tropical plant - tropical,

Api co2 booster tropical plant - tropical,

£4.38 · Buy It Now

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Ista mini co2 pressurised - ista,

Ista mini co2 pressurised - ista,

£47.99 · Buy It Now

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Pcp thread adapter - g1/2-14,

Pcp thread adapter - g1/2-14,

£17.93 · Buy It Now

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Aquarium co2 monitor - aquarium, monitor,

Aquarium co2 monitor - aquarium, monitor,

£8.28 · Buy It Now

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Convertor 825 ngo 8 18unf - 0.825"ngo, 5/8-18unf

Convertor 825 ngo 8 18unf - 0.825"ngo, 5/8-18unf

£16.18 · Buy It Now

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Paintball airgun fish tank - fish,

Paintball airgun fish tank - fish,

£16.50 · Buy It Now

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Seachem aquarium fish tank - seachem,

Seachem aquarium fish tank - seachem,

£4.19 · Buy It Now

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Male thread co2 refill valve - co2,

Male thread co2 refill valve - co2,

£12.03 · Buy It Now

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Tippmann co2 tank 20oz - tank,

Tippmann co2 tank 20oz - tank,

£26.95 · Buy It Now

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Practical fish tank plastic - practical,

Practical fish tank plastic - practical,

£8.70 · Buy It Now

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Aquadip liquid carbon - aquadip, plant

Aquadip liquid carbon - aquadip, plant

£15.49 · Buy It Now

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Co2 tank pressure regulator - co2,

Co2 tank pressure regulator - co2,

£33.85 · Buy It Now

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Jbl proflora co2 aquarium fish - jbl,

Jbl proflora co2 aquarium fish - jbl,

£43.99 · Buy It Now

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Ista co2 refill service - ista,

Ista co2 refill service - ista,

£15.00 · Buy It Now

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5pcs aquarium co2 - aquarium,

5pcs aquarium co2 - aquarium,

£5.29 · Buy It Now

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2pcs aquarium multifunction - 2pcs,

2pcs aquarium multifunction - 2pcs,

£3.52 · Buy It Now

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Ista co2 supply set - ista,

Ista co2 supply set - ista,

£44.60 · Buy It Now

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Ista waterplant disposable co2 - ista,

Ista waterplant disposable co2 - ista,

£18.95 · Buy It Now

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Co2 diffuser for - diffuser,

Co2 diffuser for - diffuser,

£7.99 · Buy It Now

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Sodastream soda maker club - sodastream,

Sodastream soda maker club - sodastream,

£28.49 · Buy It Now

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Co2 drop checker glass - drop,

Co2 drop checker glass - drop,

£11.18 · Buy It Now

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5pcs aquarium co2 generator - 1-5pcs,

5pcs aquarium co2 generator - 1-5pcs,

£5.29 · Buy It Now

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Aquarium co2 diffuser fish - aquarium,

Aquarium co2 diffuser fish - aquarium,

£4.59 · Buy It Now

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Dennerle carbo bio - dennerle, start

Dennerle carbo bio - dennerle, start

£30.49 · Buy It Now

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2025 new stainless - new, steel

2025 new stainless - new, steel

£14.95 · Buy It Now

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Pro aquarium co2 system - aquarium,

Pro aquarium co2 system - aquarium,

£181.48 · Buy It Now

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Easy life easycarbo co2 carbon - life,

Easy life easycarbo co2 carbon - life,

£60.99 · Buy It Now

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Co2 check valve stainless - co2,

Co2 check valve stainless - co2,

£9.35 · Buy It Now

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Colombo co2 reactor pro - reactor,

Colombo co2 reactor pro - reactor,

£10.95 · Buy It Now

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Aluminum co2 air tank - co2,

Aluminum co2 air tank - co2,

£35.99 · Buy It Now

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Paintball co2 tank 88g - to,

Paintball co2 tank 88g - to,

£16.07 · Buy It Now

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Fish tank aquarium - fish,

Fish tank aquarium - fish,

£6.47 · Buy It Now

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Fish tank co2 - fish,

Fish tank co2 - fish,

£5.17 · Buy It Now

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Aquarium co2 regulator - aquarium,

Aquarium co2 regulator - aquarium,

£21.50 · Buy It Now

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4pc aquarium co2 diffuser - 2/4pc,

4pc aquarium co2 diffuser - 2/4pc,

£5.99 · Buy It Now

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Co2 starter kit ista - co2,

Co2 starter kit ista - co2,

£16.99 · Buy It Now

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Ista co2 bubble counter 1 - ista,

Ista co2 bubble counter 1 - ista,

£6.99 · Buy It Now

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Co2 bubble counter - co2, a

Co2 bubble counter - co2, a

£4.82 · Buy It Now

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Hornby sts distillers - distillers, tank

Hornby sts distillers - distillers, tank

£16.99 · Buy It Now

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Ista corner co2 diffuser - ista,

Ista corner co2 diffuser - ista,

£6.99 · Buy It Now

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Jbl proflora planted aquarium - proflora,

Jbl proflora planted aquarium - proflora,

£73.19 · Buy It Now

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Jbl proflora co2 taifun - jbl,

Jbl proflora co2 taifun - jbl,

£4.89 · Buy It Now

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Refill pressure adapter - refill,

Refill pressure adapter - refill,

£22.85 · Buy It Now

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Co2 diffusers aquarium - co2,

Co2 diffusers aquarium - co2,

£4.85 · Buy It Now

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Jbl proflora aquarium fish - jbl,

Jbl proflora aquarium fish - jbl,

£8.99 · Buy It Now

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Aquarium co2 pressure - aquarium,

Aquarium co2 pressure - aquarium,

£49.98 · Buy It Now

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Ista fish tank co2 - ista,

Ista fish tank co2 - ista,

£40.00 · Buy It Now

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Spiral glass co2 - glass,

Spiral glass co2 - glass,

£6.82 · Buy It Now

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Jbl proflora aquarium fish - proflora,

Jbl proflora aquarium fish - proflora,

£58.09 · Buy It Now

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Ista max mix co2 reactor - max,

Ista max mix co2 reactor - max,

£11.87 · Buy It Now

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Fluval bio co2 refil - co2,

Fluval bio co2 refil - co2,

£9.09 · Buy It Now

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Stainless steel co2 non - stainless,

Stainless steel co2 non - stainless,

£5.29 · Buy It Now

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Aquarium co2 diffuser fish - aquarium,

Aquarium co2 diffuser fish - aquarium,

£6.09 · Buy It Now

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Ista co2 ceramic diffuser - ista, for

Ista co2 ceramic diffuser - ista, for

£5.49 · Buy It Now

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Jbl proflora co2 basic - proflora,

Jbl proflora co2 basic - proflora,

£32.29 · Buy It Now

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Aquili co2 continuous - aquili,

Aquili co2 continuous - aquili,

£12.99 · Buy It Now

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Aquarium co2 scrubber - , oxygen

Aquarium co2 scrubber - , oxygen

£24.99 · Buy It Now

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Convert w21 cga320 tank - w21.8, to

Convert w21 cga320 tank - w21.8, to

£9.77 · Buy It Now

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Ista co2 diffuser - diffuser, 1

Ista co2 diffuser - diffuser, 1

£5.49 · Buy It Now

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Aquarium tank glass co2 - 2x,

Aquarium tank glass co2 - 2x,

£6.12 · Buy It Now

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Tetra co2 optimat refill depot - co2,

Tetra co2 optimat refill depot - co2,

£7.39 · Buy It Now

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Co2 cylinder tank w21 - co2,

Co2 cylinder tank w21 - co2,

£6.99 · Buy It Now

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Non return one way fish - one,

Non return one way fish - one,

£6.01 · Buy It Now

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Aquarium co2 diffuser fish - aquarium,

Aquarium co2 diffuser fish - aquarium,

£6.09 · Buy It Now

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Spiral glass co2 bubble - glass,

Spiral glass co2 bubble - glass,

£7.59 · Buy It Now

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Tropica co2 diffuser with - tropica,

Tropica co2 diffuser with - tropica,

£12.60 · Buy It Now

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Job lot 5kg co2 - lot, of

Job lot 5kg co2 - lot, of

£78.70 · Buy It Now

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Adual valve co2 filling 24in - valve,

Adual valve co2 filling 24in - valve,

£43.67 · Buy It Now

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📊95 listings · from £3.52 · avg £28.61

Browse 95 co2 tank listings currently in our index. Prices range from £3.52 to £495, with an average of £28.61. 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 co2 tank →

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Everything you need to know about co2 tank

Whether you are looking for a brand-new or second-hand co2 tank, eBay offers one of the largest selections available online. With 95 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 £3.52, while premium listings can reach £495 — giving you a wide budget spread to work with. The average price of £28.61 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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