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Home / Pumps & Compressors / Koi filter refurbished & used for sale | For Sale UK
Evolution aqua varipump - aqua,

Evolution aqua varipump - aqua,

£269.95
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Filter pump jebao - pond, friend

Filter pump jebao - pond, friend

£98.99
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Koi pond water - for, fish

Koi pond water - for, fish

£23.00
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Pressurised koi pond filter - pressurised, uv

Pressurised koi pond filter - pressurised, uv

£134.99
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Evolution aqua nexus 320 koi - nexus, 320+

Evolution aqua nexus 320 koi - nexus, 320+

£1645.00
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Bakki shower trickle - shower, filter

Bakki shower trickle - shower, filter

£185.00
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Evolution aqua nexus 220 koi - nexus, 220+

Evolution aqua nexus 220 koi - nexus, 220+

£1445.00
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Evolution aqua varipump 30000 - aqua,

Evolution aqua varipump 30000 - aqua,

£424.95
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Evolution aqua cetus sieve - evolution,

Evolution aqua cetus sieve - evolution,

£789.00
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Evolution aqua nexus 220ti - aqua,

Evolution aqua nexus 220ti - aqua,

£1845.00
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Auto cleaning pressurised koi - pressurised,

Auto cleaning pressurised koi - pressurised,

£159.99
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Evolution aqua nexus - evolution,

Evolution aqua nexus - evolution,

£2195.00
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Lava rock filter media 9l - media,

Lava rock filter media 9l - media,

£16.15
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Koi pond filter - pond,

Koi pond filter - pond,

£74.99
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Stage hma high - 3, flow

Stage hma high - 3, flow

£56.04
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Evolution aqua eazypod green - aqua,

Evolution aqua eazypod green - aqua,

£499.95
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Koi garden pond - +, uv

Koi garden pond - +, uv

£49.99
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Evolution aqua varipump 10000 - evolution,

Evolution aqua varipump 10000 - evolution,

£210.95
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All pond solutions - all, fish

All pond solutions - all, fish

£85.00
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Pressurised koi pond filter - pressurised, uv

Pressurised koi pond filter - pressurised, uv

£239.99
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Oase pontec multiclear filter - oase,

Oase pontec multiclear filter - oase,

£119.99
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Kockney koi black box - kockney,

Kockney koi black box - kockney,

£62.99
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Pond moving bed filter media - moving,

Pond moving bed filter media - moving,

£4.99
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Set kockney koi foam - kockney, sponge

Set kockney koi foam - kockney, sponge

£9.99
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Bakki shower trickle - shower, filter

Bakki shower trickle - shower, filter

£189.99
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Kockney koi mega black box - mega,

Kockney koi mega black box - mega,

£79.90
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Evolution aqua detox - aqua,

Evolution aqua detox - aqua,

£124.95
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Fish mate pressurised filter - mate,

Fish mate pressurised filter - mate,

£178.99
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Pond dechlorinator water - pond,

Pond dechlorinator water - pond,

£23.98
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Stage hma high - high, water

Stage hma high - high, water

£56.63
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Aquarium pond filter - aquarium, wool

Aquarium pond filter - aquarium, wool

£13.99
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Jebao pond friend pump - pond,

Jebao pond friend pump - pond,

£69.99
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Bermuda pond filter - bermuda, filter,

Bermuda pond filter - bermuda, filter,

£124.99
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Auto cleaning pressurised koi - auto,

Auto cleaning pressurised koi - auto,

£249.99
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Blagdon inpond 2000 1 5w - 2000, 5-in-1

Blagdon inpond 2000 1 5w - 2000, 5-in-1

£99.00
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Hozelock ecopower pond filter - hozelock,

Hozelock ecopower pond filter - hozelock,

£179.95
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Koi pond filter sieve - filter,

Koi pond filter sieve - filter,

£32.97
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Oase biosmart koi pond filter - biosmart,

Oase biosmart koi pond filter - biosmart,

£504.44
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Garden aqua eco - aqua, low

Garden aqua eco - aqua, low

£89.99
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Swell pressure filter - swell,

Swell pressure filter - swell,

£153.99
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Pond filter media - media, fine

Pond filter media - media, fine

£16.95
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Kockney koi yamitsu mega pond - kockney,

Kockney koi yamitsu mega pond - kockney,

£79.99
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Koi fish ponds - 2x,

Koi fish ponds - 2x,

£11.95
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Japanese matting jap mat - japanese,

Japanese matting jap mat - japanese,

£119.99
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Bermuda pond pressure - pond,

Bermuda pond pressure - pond,

£127.99
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Kockney koi pond foam - koi,

Kockney koi pond foam - koi,

£8.95
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Valterra slide gate valve - gate,

Valterra slide gate valve - gate,

£56.90
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Evolution aqua eazypod - evolution,

Evolution aqua eazypod - evolution,

£789.95
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Media sacks pond - media,

Media sacks pond - media,

£7.99
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Aquati stage hma high - high, flow

Aquati stage hma high - high, flow

£16.95
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Pond filter brushes garden koi - filter,

Pond filter brushes garden koi - filter,

£26.99
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Small fish pond water filter - pond,

Small fish pond water filter - pond,

£59.99
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All pond solutions waterfall - all,

All pond solutions waterfall - all,

£59.99
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Pro pond 110w clarifier - 110w, uv

Pro pond 110w clarifier - 110w, uv

£156.70
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Cbf range pond filter - cbf,

Cbf range pond filter - cbf,

£8.49
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400 micron mesh long pond - long,

400 micron mesh long pond - long,

£10.99
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Swell pond pressure filter - swell,

Swell pond pressure filter - swell,

£161.99
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Pressurised pond filter - pressurised,

Pressurised pond filter - pressurised,

£7.99
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Kockney koi yamitsu - koi, filter

Kockney koi yamitsu - koi, filter

£12.99
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Koi pond pre filter - pond, –

Koi pond pre filter - pond, –

£34.99
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Koi carp pond - sock, filter

Koi carp pond - sock, filter

£7.99
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800 micron mesh short pond - micron,

800 micron mesh short pond - micron,

£7.99
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Evolution aqua advanced 20 - evolution,

Evolution aqua advanced 20 - evolution,

£1345.00
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Kockney koi oyster shells 2kg - kockney,

Kockney koi oyster shells 2kg - kockney,

£8.95
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Kockney koi yamitsu mega - koi,

Kockney koi yamitsu mega - koi,

£79.98
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Hozelock ecocel pond filter - hozelock,

Hozelock ecocel pond filter - hozelock,

£86.99
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Oase pontec multiclear 15000 - oase,

Oase pontec multiclear 15000 - oase,

£179.99
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Aquaforte compact sieve pump - compact, 2

Aquaforte compact sieve pump - compact, 2

£349.41
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Hidom wap pond pump 8000 - hidom,

Hidom wap pond pump 8000 - hidom,

£117.95
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Koi carp pond sock filter - carp',

Koi carp pond sock filter - carp',

£6.75
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Japanese matting high quality - japanese,

Japanese matting high quality - japanese,

£20.95
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000l varipump high output - varipump,

000l varipump high output - varipump,

£175.00
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Hozelock ecopower pond filter - hozelock,

Hozelock ecopower pond filter - hozelock,

£179.95
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Evolution aqua pond surge - pond,

Evolution aqua pond surge - pond,

£418.95
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Evolution aqua kaldness - aqua, k1

Evolution aqua kaldness - aqua, k1

£89.95
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Aquarium pond filter wool - filter,

Aquarium pond filter wool - filter,

£8.62
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Labs koi care filter - koi,

Labs koi care filter - koi,

£54.95
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Evolution aqua eazypod - evolution,

Evolution aqua eazypod - evolution,

£499.95
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Fish koi transport transit - fish,

Fish koi transport transit - fish,

£13.99
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Filter matt japanese - filter,

Filter matt japanese - filter,

£8.95
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Kockney koi yamitsu - kockney,

Kockney koi yamitsu - kockney,

£33.99
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Yamitsu pond filter brushes - filter,

Yamitsu pond filter brushes - filter,

£14.95
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Kockney koi undergravel filter - kockney,

Kockney koi undergravel filter - kockney,

£13.99
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Oase biosmart pond filter - filter, sets

Oase biosmart pond filter - filter, sets

£598.49
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Lotus oasis green genie 48000 - green,

Lotus oasis green genie 48000 - green,

£429.99
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Stage hma high flow - flow, water

Stage hma high flow - flow, water

£49.95
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Pump pre filter koi fish - pump, pond

Pump pre filter koi fish - pump, pond

£34.99
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New hozelock ecopower pond - new,

New hozelock ecopower pond - new,

£129.95
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Pondxpert spinclean pond - pondxpert,

Pondxpert spinclean pond - pondxpert,

£239.99
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Pond aquarium uv - uv, light

Pond aquarium uv - uv, light

£84.99
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Evolution aqua pure sludge - evolution,

Evolution aqua pure sludge - evolution,

£14.95
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Koi pond filter sieve - koi,

Koi pond filter sieve - koi,

£32.97
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Koi pond water filter for - koi,

Koi pond water filter for - koi,

£26.90
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Pond filter brushes - filter,

Pond filter brushes - filter,

£74.95
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Jebao 16000 lph eco - jebao, pump

Jebao 16000 lph eco - jebao, pump

£117.99
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Koi ponds dechlorinator hma - koi,

Koi ponds dechlorinator hma - koi,

£21.90
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📊96 listings · from £4.99 · avg £210.23
⚠️ These listings were last updated more than 21 days ago. Search for fresh listings

Browse 96 koi filter listings currently in our index. Prices range from £4.99 to £2195, with an average of £210.23. 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 koi filter →

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Everything you need to know about koi filter

Whether you are looking for a brand-new or second-hand koi 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 £4.99, while premium listings can reach £2195 — giving you a wide budget spread to work with. The average price of £210.23 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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