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Koi filter

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Home / / Koi filter refurbished & used for sale | For Sale USA
2630gph 2600gal pressure bio - 2600gal,

2630gph 2600gal pressure bio - 2600gal,

$114.39
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10000l koi pond pressurized - koi,

10000l koi pond pressurized - koi,

$182.99
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790 gph submersible koi pond - 790,

790 gph submersible koi pond - 790,

$62.95
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Combo 10000l koi pond - 10000l, pressure

Combo 10000l koi pond - 10000l, pressure

$298.99
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Bio filter 10000l - uv,

Bio filter 10000l - uv,

$298.99
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1580gph pond pressure - pond, bio

1580gph pond pressure - pond, bio

$79.99
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Submersible pond filter pump - pond,

Submersible pond filter pump - pond,

$49.99
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Vivogrow pond pressure bio - pond,

Vivogrow pond pressure bio - pond,

$66.39
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1840gph pond pressure bio - pond,

1840gph pond pressure bio - pond,

$86.99
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Pond pressure bio filter - pond,

Pond pressure bio filter - pond,

$149.99
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790 gph submersible koi pond - gph,

790 gph submersible koi pond - gph,

$40.55
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Bio sponge filter foam - sponge, pad

Bio sponge filter foam - sponge, pad

$21.00
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Aquatic experts classic koi - aquatic,

Aquatic experts classic koi - aquatic,

$89.99
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New jebao koi - pu-36, pond

New jebao koi - pu-36, pond

$88.95
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Variable flow rate - flow, fountain

Variable flow rate - flow, fountain

$69.99
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Black knight koi pond - knight,

Black knight koi pond - knight,

$73.95
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1580gph pond pressure - pressure, bio

1580gph pond pressure - pressure, bio

$79.99
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1580 1840 2630gph - 1580/1840/2630gph, pressure

1580 1840 2630gph - 1580/1840/2630gph, pressure

$86.99
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690gph pond filter fountain - 690gph,

690gph pond filter fountain - 690gph,

$65.97
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Pond filter - pond,

Pond filter - pond,

$15.99
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Vivogrow 1840gph pressure - 1840gph, koi

Vivogrow 1840gph pressure - 1840gph, koi

$87.99
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$118.97
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790 gph submersible - 790, koi

790 gph submersible - 790, koi

$40.62
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1500 gallon pressurized - 1500, bio

1500 gallon pressurized - 1500, bio

$149.99
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$56.96
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Bulk roll filter - bulk,

Bulk roll filter - bulk,

$60.94
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Premium koi pond filter - premium,

Premium koi pond filter - premium,

$35.11
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Extra thick japanese - japanese, filter

Extra thick japanese - japanese, filter

$39.99
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Pond waterfall spillway - spillway, kit

Pond waterfall spillway - spillway, kit

$137.06
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Bio media filter - bio, –

Bio media filter - bio, –

$60.00
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Aquatic experts classic - experts,

Aquatic experts classic - experts,

$84.99
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Submersible koi pond - koi, filter

Submersible koi pond - koi, filter

$41.82
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Aquatic experts koi - aquatic,

Aquatic experts koi - aquatic,

$119.99
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New design moving - new, !

New design moving - new, !

$51.95
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Pressure biological pond - biological,

Pressure biological pond - biological,

$86.99
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2630gph pond pressure bio - 2630gph,

2630gph pond pressure bio - 2630gph,

$118.97
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$118.96
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Bio fine classic koi pond - classic,

Bio fine classic koi pond - classic,

$43.99
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Pond filter with pump fountain - pond,

Pond filter with pump fountain - pond,

$94.34
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Antfraer 660gph pond filter - pond,

Antfraer 660gph pond filter - pond,

$49.99
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900gph pond filter - pond,

900gph pond filter - pond,

$65.96
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Hard coarse japanese filter - hard,

Hard coarse japanese filter - hard,

$70.99
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$56.96
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Pack koi pond - 3-pack,

Pack koi pond - 3-pack,

$11.95
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Feet bulk pond bio - bulk, filter

Feet bulk pond bio - bulk, filter

$16.56
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Bio sponge filter media pads - media,

Bio sponge filter media pads - media,

$23.49
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Bulk filter media - media, koi

Bulk filter media - media, koi

$72.80
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80 bulk roll for - x,

80 bulk roll for - x,

$47.09
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2641gph circulation - 2641gph,

2641gph circulation - 2641gph,

$98.99
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$118.96
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Bio sponge filter media pads - filter,

Bio sponge filter media pads - filter,

$17.99
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Bio sponge filter media - bio,

Bio sponge filter media - bio,

$18.25
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2600 gal pond pressure bio - gal,

2600 gal pond pressure bio - gal,

$118.95
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Extra thick hard - thick, plastic

Extra thick hard - thick, plastic

$25.99
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Pond filter with pump - pond,

Pond filter with pump - pond,

$64.70
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Vivogrow 1580gph 1600 gal - 1600,

Vivogrow 1580gph 1600 gal - 1600,

$99.99
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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10000l koi pond pressure - 10000l,

10000l koi pond pressure - 10000l,

$165.99
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Aqua flo pond - aqua-flo, media

Aqua flo pond - aqua-flo, media

$34.75
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690 900gph pond filter - pond,

690 900gph pond filter - pond,

$65.95
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2630gph pond pressure bio - pond,

2630gph pond pressure bio - pond,

$118.95
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Submersible koi pond filter - koi,

Submersible koi pond filter - koi,

$38.19
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Half off ponds - half,

Half off ponds - half,

$139.00
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1840gph pond pressure bio - 1840gph,

1840gph pond pressure bio - 1840gph,

$86.99
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3000gph 175w submersible pond - 175w,

3000gph 175w submersible pond - 175w,

$54.99
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Aquarium crystal clear filter - aquarium,

Aquarium crystal clear filter - aquarium,

$13.80
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Bio sponge filter media pads - bio,

Bio sponge filter media pads - bio,

$18.99
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Aquascape ultraklean 3500 gal - aquascape,

Aquascape ultraklean 3500 gal - aquascape,

$284.95
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Submersible pond filter - submersible, pump

Submersible pond filter - submersible, pump

$52.97
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Submersible pond filter - submersible,

Submersible pond filter - submersible,

$56.96
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Premium koi pond filter media - pond,

Premium koi pond filter media - pond,

$41.99
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Pond filter pad - pond, 24"

Pond filter pad - pond, 24"

$33.17
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Aquaneat replacement sponge - aquaneat,

Aquaneat replacement sponge - aquaneat,

$24.88
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Koi pond and aquarium - and, filter

Koi pond and aquarium - and, filter

$45.89
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Pond filter pump kit - filter,

Pond filter pump kit - filter,

$61.09
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1840gph pond pressure - pond, bio

1840gph pond pressure - pond, bio

$86.99
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Bio sponge filter media - sponge,

Bio sponge filter media - sponge,

$21.49
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Submersible pond filter - submersible, pump

Submersible pond filter - submersible, pump

$52.97
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Jebao 1000 gallon - jebao,

Jebao 1000 gallon - jebao,

$99.95
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Premium koi pond filter media - filter,

Premium koi pond filter media - filter,

$41.11
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Aquarium crystal clear - aquarium, filter

Aquarium crystal clear - aquarium, filter

$16.19
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1320 gph pond pump adjustable - 1320,

1320 gph pond pump adjustable - 1320,

$56.99
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Bio sponge filter media - bio,

Bio sponge filter media - bio,

$19.99
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Bulk filter media for - bulk,

Bulk filter media for - bulk,

$60.94
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Thick universal pond filter - 2",

Thick universal pond filter - 2",

$74.38
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Pond filter replacement sponge - pond,

Pond filter replacement sponge - pond,

$28.21
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All one koi pond filters - pond,

All one koi pond filters - pond,

$54.69
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Premium koi pond filter - koi, media

Premium koi pond filter - koi, media

$41.11
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Pond filter pad thick - pond,

Pond filter pad thick - pond,

$52.15
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790 gph floating pond - gph,

790 gph floating pond - gph,

$59.99
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Pondh2o pressurized pond - pressurized,

Pondh2o pressurized pond - pressurized,

$199.95
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1600gph 100w submersible pond - 1600gph,

1600gph 100w submersible pond - 1600gph,

$49.99
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36 white bulk roll - x, 20"

36 white bulk roll - x, 20"

$52.15
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Submersible koi pond filter - submersible,

Submersible koi pond filter - submersible,

$44.92
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Koi prazi fluke - destroyer, for

Koi prazi fluke - destroyer, for

$94.99
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For aquasurge aquascape - for,

For aquasurge aquascape - for,

$145.00
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📊96 listings · from $11.95 · avg $76.33

Browse 96 koi filter listings currently in our index. Prices range from $11.95 to $298.99, with an average of $76.33. 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 $11.95, while premium listings can reach $298.99 — giving you a wide budget spread to work with. The average price of $76.33 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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