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2630gph 2600gal pressure bio - 2630gph,
$114.39
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10000l koi pond pressurized - koi,
$182.99
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790 gph submersible koi pond - koi,
$62.95
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Pond pressure bio - pressure,
$149.99
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Bio filter 10000l liter - uv,
$298.99
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1580gph pond pressure - pond,
$79.99
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Aquatic experts classic koi - aquatic,
$89.99
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1840gph pond pressure bio - 1840gph,
$86.99
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1580gph pond pressure bio - 1580gph,
$79.99
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790 gph submersible koi - gph, pond
$40.55
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690gph pond filter - pond,
$65.97
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Submersible pond filter - submersible, pump
$49.99
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Submersible pond filter pump - filter,
$56.96
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Combo 10000l koi pond - combo,
$298.99
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Pond filter with pump - pond,
$94.34
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Premium koi pond filter - premium, media
$35.11
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Vivogrow 1840gph pressure koi - vivogrow,
$87.99
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Pressure biological pond - biological,
$118.97
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Pond filter - pond,
$15.99
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790 gph submersible koi pond - 790,
$40.62
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1500 gallon pressurized - 1500, bio
$149.99
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Aquatic experts koi pond - koi,
$119.99
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Hard coarse japanese filter - hard,
$70.99
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New design moving bed filter - !,
$51.95
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2630gph pond pressure bio - 2630gph,
$118.97
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Pressure biological pond - pressure,
$118.96
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2600 gal pond - pond, pressure
$118.95
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Vivogrow 1580gph 1600 gal - 1580gph,
$79.99
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Black knight koi pond - knight,
$73.95
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Variable flow rate - flow, fountain
$69.99
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Antfraer 660gph pond filter - 660gph,
$49.99
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Bio media filter - filter, –
$60.00
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Extra thick japanese filter - japanese,
$27.50
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Aquascape ultraklean 3500 gal - aquascape,
$284.95
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Submersible pond filter - submersible, pump
$56.96
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10000l koi pond - koi, bio
$165.99
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80 bulk roll for - 10", x
$47.09
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Vivogrow pond pressure - pond, bio
$92.79
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New jebao koi pond - jebao,
$88.95
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Blue matala pond - matala, media
$84.99
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Pack koi pond - filter, pad
$11.95
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Aquatic experts classic - classic, koi
$84.99
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Submersible koi pond filter - submersible,
$41.82
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Pressure biological pond - biological,
$86.99
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2630gph pond pressure bio - 2630gph,
$118.95
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1580 1840 2630gph bio pressure - bio,
$86.99
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1580gph pond pressure - 1580gph, bio
$79.99
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2641gph circulation - 2641gph,
$98.99
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1840gph pond pressure - pond,
$86.99
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690 900gph pond filter - pond,
$65.95
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Pressure biological pond - pressure,
$118.96
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Bio sponge filter foam - bio, pad
$11.00
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Feet bulk pond bio filter - bulk,
$16.56
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Bio sponge filter - filter, pads
$17.99
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Extra thick hard - thick,
$40.99
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Koi pond and - and, aquarium
$45.89
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Bulk filter media for koi - bulk,
$72.80
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Bulk roll filter media for - media, koi
$60.94
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Bio sponge filter - bio, media
$18.25
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Aquaneat replacement sponge - aquaneat,
$22.39
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Pond filter pad thick x - filter,
$33.17
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Bio sponge filter - bio, media
$17.49
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1840gph pond pressure - 1840gph,
$86.99
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Pondh2o pressurized pond - pondh2o,
$199.95
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Submersible pond filter - pond, pump
$52.97
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Submersible pond filter - submersible,
$56.96
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Submersible pond filter pump - submersible,
$52.97
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Bio sponge filter media pads - filter,
$19.99
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Premium koi pond - premium,
$41.11
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Thick universal pond filter - universal,
$74.38
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Jebao 1000 gallon pressurized - jebao,
$99.95
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1320 gph pond - pond, adjustable
$56.99
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790 gph floating - 790, pool
$59.99
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Half off ponds - ponds, 530
$139.00
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3000gph 175w submersible pond - 175w,
$54.99
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Bulk filter media - filter,
$60.94
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Pond filter with pump - pond,
$64.70
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New jebao bio pressure with - new, 24
$159.99
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1580gph pond pressure bio - pressure,
$79.99
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Sunsun grech cpf - cpf-250, 11w
$124.99
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Bio fine classic koi - pond,
$43.99
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Pond filter pad thick x - pond,
$52.15
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Coarse filter media - media, bulk
$72.79
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Premium koi pond filter media - koi,
$41.11
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Aquaneat bio ceramic rings - rings, 6
$35.81
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Submersible koi pond filter - submersible,
$44.92
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900gph pond filter - 900gph,
$65.96
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Japanese filter matting - filter, blue
$37.99
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690gph pond filter fountain - pond,
$65.96
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Bulk roll filter media - bulk,
$83.89
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Packs fish pond filter - 10,
$99.69
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Bio sponge filter media pads - bio,
$15.99
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36 white bulk roll - 20",
$52.15
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Waterfall spillway kit - 10",
$122.85
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Gray matala mat pack - gray,
$74.99
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18w pond clarifier 5283 - 18w,
$176.99
Buy It Now
Looking for more koi filter?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 koi filter listings currently in our index. Prices range from $11 to $298.99, with an average of $81.24. 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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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 $11, while premium listings can reach $298.99 — giving you a wide budget spread to work with. The average price of $81.24 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.