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External fish tank filter

4

External fish tank filter for sale on Ireland's largest auction and classifieds sites

Home / Lenses & Filters / External fish tank filter refurbished & used for sale | For Sale UK
Aquarium fish tank external - aquarium,

Aquarium fish tank external - aquarium,

£34.99 · Buy It Now

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Aquarium fish tank external - fish,

Aquarium fish tank external - fish,

£74.99 · Buy It Now

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Aquarium fish tank external - aquarium,

Aquarium fish tank external - aquarium,

£84.99 · Buy It Now

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Aquarium fish tank - , external

Aquarium fish tank - , external

£64.99 · Buy It Now

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Hidom external aquarium filter - hidom,

Hidom external aquarium filter - hidom,

£59.95 · Buy It Now

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Allpondsolutions 250 - allpondsolutions, ef-250

Allpondsolutions 250 - allpondsolutions, ef-250

£42.99 · Buy It Now

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Jebao external aquarium fish - external,

Jebao external aquarium fish - external,

£64.99 · Buy It Now

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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

£79.90 · Buy It Now

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Aquarium external canister - aquarium,

Aquarium external canister - aquarium,

£66.95 · Buy It Now

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External aquarium fish tank - aquarium,

External aquarium fish tank - aquarium,

£19.99 · Buy It Now

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Filter floss wool - ,

Filter floss wool - ,

£18.99 · Buy It Now

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Swell aquarium external filter - swell,

Swell aquarium external filter - swell,

£45.99 · Buy It Now

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Aqua one ocellaris - one,

Aqua one ocellaris - one,

£94.99 · Buy It Now

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Aquarium fish tank - fish, external

Aquarium fish tank - fish, external

£59.99 · Buy It Now

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External aquarium canister - external,

External aquarium canister - external,

£59.99 · Buy It Now

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Aquarium fish tank external - aquarium,

Aquarium fish tank external - aquarium,

£99.99 · Buy It Now

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Fluval 307 external filter - external,

Fluval 307 external filter - external,

£159.99 · Buy It Now

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Hosing external filter tubing - hosing,

Hosing external filter tubing - hosing,

£53.89 · Buy It Now

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Fluval external filter - 107, 207

Fluval external filter - 107, 207

£247.99 · Buy It Now

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Aquarium fish tank external - fish,

Aquarium fish tank external - fish,

£84.99 · Buy It Now

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Replacement aquarium external - aquarium,

Replacement aquarium external - aquarium,

£11.99 · Buy It Now

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Betta choice external - betta,

Betta choice external - betta,

£68.99 · Buy It Now

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Aquarium fish tank external - fish,

Aquarium fish tank external - fish,

£78.98 · Buy It Now

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Aquarium tank external filter - aquarium,

Aquarium tank external filter - aquarium,

£8.99 · Buy It Now

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Aqua one ocellaris external - aqua,

Aqua one ocellaris external - aqua,

£42.99 · Buy It Now

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Aquarium fish tank external

Aquarium fish tank external

£74.98 · Buy It Now

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Sunsun 3000l external - sunsun,

Sunsun 3000l external - sunsun,

£159.69 · Buy It Now

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Oase filtosmart thermo - oase,

Oase filtosmart thermo - oase,

£105.99 · Buy It Now

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Jebao external aquarium - external,

Jebao external aquarium - external,

£64.95 · Buy It Now

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Aquarium fish tank - , external

Aquarium fish tank - , external

£99.99 · Buy It Now

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Jbl cristalprofi e902 - jbl,

Jbl cristalprofi e902 - jbl,

£128.09 · Buy It Now

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Oase filtosmart external - filtosmart,

Oase filtosmart external - filtosmart,

£74.95 · Buy It Now

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Mini aquarium hang filter - on,

Mini aquarium hang filter - on,

£7.99 · Buy It Now

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Sicce space eko external - eko+,

Sicce space eko external - eko+,

£83.95 · Buy It Now

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Aqua one ocellaris 400 - aqua,

Aqua one ocellaris 400 - aqua,

£41.99 · Buy It Now

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Small aquarium filter hang - hang, on

Small aquarium filter hang - hang, on

£10.95 · Buy It Now

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Eheim hosing external - eheim, filter

Eheim hosing external - eheim, filter

£59.99 · Buy It Now

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Oase filtosmart external - oase,

Oase filtosmart external - oase,

£52.70 · Buy It Now

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Fluval 207 external aquarium - 207,

Fluval 207 external aquarium - 207,

£124.99 · Buy It Now

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Aquarium fish tank - tank, external

Aquarium fish tank - tank, external

£109.99 · Buy It Now

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Fluval external filter media - external,

Fluval external filter media - external,

£53.99 · Buy It Now

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Jbl symec external - jbl, tank

Jbl symec external - jbl, tank

£15.80 · Buy It Now

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Eheim ecco pro external - eheim,

Eheim ecco pro external - eheim,

£50.00 · Buy It Now

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Betta 400 external canister - betta,

Betta 400 external canister - betta,

£66.55 · Buy It Now

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Oase indoor filtosmart - oase,

Oase indoor filtosmart - oase,

£46.69 · Buy It Now

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Oase filtosmart external - filtosmart, 60

Oase filtosmart external - filtosmart, 60

£33.97 · Buy It Now

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External aquarium fish tank - fish,

External aquarium fish tank - fish,

£16.99 · Buy It Now

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Filter floss wool foam media - wool,

Filter floss wool foam media - wool,

£8.49 · Buy It Now

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Hang external filter - external,

Hang external filter - external,

£13.99 · Buy It Now

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500 800 l - &, aquarium

500 800 l - &, aquarium

£29.99 · Buy It Now

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Sunsun ybf 500 aquarium fish - sunsun-ybf,

Sunsun ybf 500 aquarium fish - sunsun-ybf,

£59.99 · Buy It Now

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External aquarium fish tank - external,

External aquarium fish tank - external,

£19.99 · Buy It Now

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External aquarium fish tank - fish,

External aquarium fish tank - fish,

£13.99 · Buy It Now

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Compatible fluval 180g ammonia - fluval,

Compatible fluval 180g ammonia - fluval,

£22.99 · Buy It Now

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Aquarium fish tank external - fish,

Aquarium fish tank external - fish,

£40.99 · Buy It Now

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Fluval external filter with - 07,

Fluval external filter with - 07,

£169.99 · Buy It Now

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External canister filter - external,

External canister filter - external,

£24.99 · Buy It Now

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Filter floss wool - floss, foam

Filter floss wool - floss, foam

£7.50 · Buy It Now

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Aquarium fish tank - , external

Aquarium fish tank - , external

£84.99 · Buy It Now

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Fluval external filter - external, with

Fluval external filter - external, with

£159.99 · Buy It Now

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Aquarium fish tank external - fish,

Aquarium fish tank external - fish,

£19.36 · Buy It Now

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Hidom hang back - hang,

Hidom hang back - hang,

£5.99 · Buy It Now

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Fluval 307 external filter - external,

Fluval 307 external filter - external,

£84.99 · Buy It Now

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Eheim classic 600 - classic,

Eheim classic 600 - classic,

£163.95 · Buy It Now

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Fluval 305 canister filter - fluval,

Fluval 305 canister filter - fluval,

£69.90 · Buy It Now

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Fluval 107 207 307 407 - , fx

Fluval 107 207 307 407 - , fx

£124.99 · Buy It Now

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Oase filtosmart 100 200 - 60,

Oase filtosmart 100 200 - 60,

£74.79 · Buy It Now

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Oase indoor filtosmart - indoor,

Oase indoor filtosmart - indoor,

£90.69 · Buy It Now

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Eheim classic 350 600 - eheim, 350/600+

Eheim classic 350 600 - eheim, 350/600+

£163.95 · Buy It Now

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Fluval aquarium fish tank - fish,

Fluval aquarium fish tank - fish,

£22.99 · Buy It Now

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Hidom external aquarium - external, hang

Hidom external aquarium - external, hang

£10.95 · Buy It Now

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Aquarium fish tank - fish, external

Aquarium fish tank - fish, external

£79.90 · Buy It Now

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Aqua one aquis - aqua,

Aqua one aquis - aqua,

£89.99 · Buy It Now

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Eheim ecco pro 130 200 - eheim,

Eheim ecco pro 130 200 - eheim,

£98.49 · Buy It Now

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Eheim classic 150 2211 - classic,

Eheim classic 150 2211 - classic,

£59.90 · Buy It Now

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Fluval 205 external power - fluval,

Fluval 205 external power - fluval,

£64.99 · Buy It Now

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Aqqa hang aquarium filter - aqqa, on

Aqqa hang aquarium filter - aqqa, on

£27.95 · Buy It Now

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Oase biomaster external - oase,

Oase biomaster external - oase,

£195.99 · Buy It Now

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Fluval activated carbon - carbon, 800g

Fluval activated carbon - carbon, 800g

£14.45 · Buy It Now

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Oase biomaster external - oase,

Oase biomaster external - oase,

£168.99 · Buy It Now

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Foam inlet strainer pre filter - inlet,

Foam inlet strainer pre filter - inlet,

£6.99 · Buy It Now

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Fluval external filter - fluval, 207

Fluval external filter - fluval, 207

£124.99 · Buy It Now

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Aquarium tank external filter - aquarium,

Aquarium tank external filter - aquarium,

£8.99 · Buy It Now

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Aquael hypermax 4500 with - hypermax,

Aquael hypermax 4500 with - hypermax,

£384.95 · Buy It Now

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Filter media aquarium fish - aquarium,

Filter media aquarium fish - aquarium,

£68.03 · Buy It Now

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Allpondsolutions external - allpondsolutions,

Allpondsolutions external - allpondsolutions,

£14.99 · Buy It Now

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Genuine eheim parts aquarium - eheim,

Genuine eheim parts aquarium - eheim,

£9.99 · Buy It Now

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Evolution aqua micro filter - aqua,

Evolution aqua micro filter - aqua,

£118.95 · Buy It Now

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Oase biomaster external - oase,

Oase biomaster external - oase,

£170.49 · Buy It Now

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Fluval external power filter - external,

Fluval external power filter - external,

£224.99 · Buy It Now

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Eheim reeflex uvc marine - eheim, uv

Eheim reeflex uvc marine - eheim, uv

£119.99 · Buy It Now

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Hang back filter for fish - filter,

Hang back filter for fish - filter,

£5.97 · Buy It Now

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All pond solutions aquarium - all,

All pond solutions aquarium - all,

£57.90 · Buy It Now

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Aquarium fish tank - tank, external

Aquarium fish tank - tank, external

£60.45 · Buy It Now

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Aquarium fish tank external - tank,

Aquarium fish tank external - tank,

£109.90 · Buy It Now

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Jbl cristalprofi e1902 - jbl,

Jbl cristalprofi e1902 - jbl,

£271.49 · Buy It Now

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📊96 listings · from £5.97 · avg £75.72

Browse 96 external fish tank filter listings currently in our index. Prices range from £5.97 to £384.95, with an average of £75.72. 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 external fish tank filter →

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Everything you need to know about external fish tank filter

Whether you are looking for a brand-new or second-hand external fish tank filter, 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 £5.97, while premium listings can reach £384.95 — giving you a wide budget spread to work with. The average price of £75.72 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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