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Koi filter

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2630gph 2600gal pressure bio - 2600gal,

2630gph 2600gal pressure bio - 2600gal,

$114.39
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Vivohome bio pressure pond - pressure,

Vivohome bio pressure pond - pressure,

$164.95
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10000l koi pond - koi, pressurized

10000l koi pond - koi, pressurized

$182.99
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Vivogrow pond pressure bio - pressure,

Vivogrow pond pressure bio - pressure,

$66.39
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Vivogrow 1840gph pressure - pressure, koi

Vivogrow 1840gph pressure - pressure, koi

$87.99
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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Pond pressure bio filter - pressure,

Pond pressure bio filter - pressure,

$149.99
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1580gph pond pressure bio - pond,

1580gph pond pressure bio - pond,

$79.99
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$49.99
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2630gph pond pressure bio - 2630gph,

2630gph pond pressure bio - 2630gph,

$118.97
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690gph pond filter fountain - pond,

690gph pond filter fountain - pond,

$65.97
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Aquatic experts classic koi - classic,

Aquatic experts classic koi - classic,

$84.99
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Bio sponge filter - sponge, foam

Bio sponge filter - sponge, foam

$21.00
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Combo 10000l koi pond - combo,

Combo 10000l koi pond - combo,

$298.99
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790 gph submersible koi - koi, pond

790 gph submersible koi - koi, pond

$40.55
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Koi fish pond - pond, all

Koi fish pond - pond, all

$500.00
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Aquatic experts classic koi - experts,

Aquatic experts classic koi - experts,

$89.99
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1500 gallon pressurized bio - pressurized,

1500 gallon pressurized bio - pressurized,

$149.99
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1840gph pond pressure bio - 1840gph,

1840gph pond pressure bio - 1840gph,

$86.99
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Bio filter 10000l liter for - liter,

Bio filter 10000l liter for - liter,

$298.99
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$118.96
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Pond filter - pond,

Pond filter - pond,

$15.99
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900gph pond filter - filter, fountain

900gph pond filter - filter, fountain

$65.96
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$118.97
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Aquatic experts koi - aquatic,

Aquatic experts koi - aquatic,

$119.99
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1580 1840 2630gph bio pressure - bio,

1580 1840 2630gph bio pressure - bio,

$86.99
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Bio sponge filter media pads - filter,

Bio sponge filter media pads - filter,

$13.49
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$56.96
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Antfraer 660gph pond filter - 660gph,

Antfraer 660gph pond filter - 660gph,

$49.99
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Nfesolar 20w solar pond - solar, filter

Nfesolar 20w solar pond - solar, filter

$151.18
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Round matala pack pond - round,

Round matala pack pond - round,

$139.50
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Easypro submersible - easypro,

Easypro submersible - easypro,

$423.69
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Extra thick japanese filter - japanese,

Extra thick japanese filter - japanese,

$27.50
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2600 gal pond pressure bio - pond,

2600 gal pond pressure bio - pond,

$118.95
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Lbs activated carbon - activated,

Lbs activated carbon - activated,

$19.93
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10000l koi pond - koi, pressure

10000l koi pond - koi, pressure

$165.99
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Premium koi pond filter media - filter,

Premium koi pond filter media - filter,

$41.99
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Bulk roll filter media for - roll,

Bulk roll filter media for - roll,

$60.94
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New jebao koi - ,

New jebao koi - ,

$129.95
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Premium koi pond filter - premium, media

Premium koi pond filter - premium, media

$35.11
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Vivogrow 1580gph 1600 gal - vivogrow,

Vivogrow 1580gph 1600 gal - vivogrow,

$79.99
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Pack koi pond - 3-pack, pad

Pack koi pond - 3-pack, pad

$11.95
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2630gph bio pressure pond - pressure,

2630gph bio pressure pond - pressure,

$118.95
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$118.96
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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Lbs premier bulk - bulk, ceramic

Lbs premier bulk - bulk, ceramic

$18.28
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Drum filter aquaculture fish - drum,

Drum filter aquaculture fish - drum,

$758.19
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Submersible pond filter pump - filter,

Submersible pond filter pump - filter,

$56.96
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1600gph 100w submersible pond - 1600gph,

1600gph 100w submersible pond - 1600gph,

$49.99
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1840gph pond pressure - pond, bio

1840gph pond pressure - pond, bio

$86.99
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2630gph pond pressure - 2630gph,

2630gph pond pressure - 2630gph,

$118.95
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1580gph pond pressure - 1580gph,

1580gph pond pressure - 1580gph,

$79.99
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1840gph pond pressure bio - pond,

1840gph pond pressure bio - pond,

$86.99
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Aquarium crystal clear - crystal,

Aquarium crystal clear - crystal,

$13.68
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New design moving - moving, filter

New design moving - moving, filter

$19.95
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$86.99
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Bio sponge filter media pads - sponge,

Bio sponge filter media pads - sponge,

$18.25
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New jebao bio - new, pressure

New jebao bio - new, pressure

$159.99
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Aquascape ultraklean 3500 gal - ultraklean,

Aquascape ultraklean 3500 gal - ultraklean,

$284.95
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Aquaneat replacement sponge - aquaneat,

Aquaneat replacement sponge - aquaneat,

$22.39
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New jebao koi - new,

New jebao koi - new,

$88.95
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2641gph circulation - 2641gph,

2641gph circulation - 2641gph,

$98.99
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690 900gph pond filter - 690-900gph,

690 900gph pond filter - 690-900gph,

$65.95
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Feet bulk pond - 4,

Feet bulk pond - 4,

$16.56
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Extra thick hard plastic - extra,

Extra thick hard plastic - extra,

$25.99
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Lbs activated carbon - 5,

Lbs activated carbon - 5,

$22.31
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Hard coarse japanese filter - hard,

Hard coarse japanese filter - hard,

$70.99
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Oase biotec screenmatic - oase, screenmatic²

Oase biotec screenmatic - oase, screenmatic²

$1556.99
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Bulk filter media - bulk, for

Bulk filter media - bulk, for

$72.80
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Aquadock koi pressure - aquadock,

Aquadock koi pressure - aquadock,

$189.99
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Savio f100 waterfall filter - f100,

Savio f100 waterfall filter - f100,

$472.02
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Premium koi pond filter media - koi,

Premium koi pond filter media - koi,

$33.99
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Pond filter - pond,

Pond filter - pond,

$13.99
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Pond filter pump kit 550gph - pond,

Pond filter pump kit 550gph - pond,

$60.64
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1000 gallon pressurized bio - gallon,

1000 gallon pressurized bio - gallon,

$120.99
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Inch sump bottom drain - 4,

Inch sump bottom drain - 4,

$111.95
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Half off ponds 530 gph - off, uv

Half off ponds 530 gph - off, uv

$139.00
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1320 gph pond pump adjustable - 1320,

1320 gph pond pump adjustable - 1320,

$56.99
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Versatile pond filter and pump - versatile,

Versatile pond filter and pump - versatile,

$64.57
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White koi pond filter - white, pad

White koi pond filter - white, pad

$34.45
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80 bulk roll for - 2",

80 bulk roll for - 2",

$47.09
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Pondh2o pressurized pond - pondh2o,

Pondh2o pressurized pond - pondh2o,

$199.95
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Aquadock koi pressure filter - aquadock,

Aquadock koi pressure filter - aquadock,

$149.99
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Bio sponge filter - filter, media

Bio sponge filter - filter, media

$24.89
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$52.97
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Aqua flo pond - aqua-flo, media

Aqua flo pond - aqua-flo, media

$34.75
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Premium koi pond - premium, filter

Premium koi pond - premium, filter

$41.11
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Bio sponge filter media - bio,

Bio sponge filter media - bio,

$18.99
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Submersible pond filter - pond,

Submersible pond filter - pond,

$56.96
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Aquatic experts classic - aquatic,

Aquatic experts classic - aquatic,

$71.98
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Bio sponge filter media - sponge, pads

Bio sponge filter media - sponge, pads

$13.99
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All one koi pond filters - all-in-one,

All one koi pond filters - all-in-one,

$104.90
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Aquarium crystal clear filter - crystal,

Aquarium crystal clear filter - crystal,

$16.99
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2642 gph pond - gph,

2642 gph pond - gph,

$169.99
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Three seconds 1840gph bio - three,

Three seconds 1840gph bio - three,

$89.99
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Jebao koi pond - ,

Jebao koi pond - ,

$79.95
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📊96 listings · from $11.95 · avg $119.38

Browse 96 koi filter listings currently in our index. Prices range from $11.95 to $1556.99, with an average of $119.38. 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 $1556.99 — giving you a wide budget spread to work with. The average price of $119.38 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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