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Koi filter

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Koi filter for sale on largest auction and classifieds sites

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

2630gph 2600gal pressure bio - 2630gph,

$114.39
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Vivogrow pond pressure bio - vivogrow,

Vivogrow pond pressure bio - vivogrow,

$66.39
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Aquatic experts classic koi - aquatic,

Aquatic experts classic koi - aquatic,

$49.99
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10000l koi pond pressurized - 10000l,

10000l koi pond pressurized - 10000l,

$182.99
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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Pond filter - pond,

Pond filter - pond,

$14.99
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Vivogrow 1840gph pressure - 1840gph,

Vivogrow 1840gph pressure - 1840gph,

$98.99
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Bio filter 10000l liter - filter,

Bio filter 10000l liter - filter,

$298.99
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$49.99
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1580gph pond pressure bio - pond,

1580gph pond pressure bio - pond,

$79.99
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Bio sponge filter - sponge,

Bio sponge filter - sponge,

$16.20
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690gph pond filter - pond,

690gph pond filter - pond,

$59.97
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Combo 10000l koi pond pressure - combo,

Combo 10000l koi pond pressure - combo,

$298.99
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Three seconds 1840gph bio - three,

Three seconds 1840gph bio - three,

$79.99
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Pondh2o bio gravity pond - pondh2o,

Pondh2o bio gravity pond - pondh2o,

$101.95
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$79.99
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Submersible pond filter pump - pond,

Submersible pond filter pump - pond,

$56.96
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1500 gallon pressurized bio - gallon,

1500 gallon pressurized bio - gallon,

$149.99
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Aquatic experts classic koi - aquatic,

Aquatic experts classic koi - aquatic,

$89.99
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Pressure biological pond - biological,

Pressure biological pond - biological,

$86.99
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Bio sponge filter - bio,

Bio sponge filter - bio,

$12.99
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Pond pressure bio - pressure,

Pond pressure bio - pressure,

$159.99
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1840gph pond pressure bio - 1840gph,

1840gph pond pressure bio - 1840gph,

$86.99
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Aquatic experts koi pond - experts,

Aquatic experts koi pond - experts,

$119.99
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Premium koi pond filter - pond,

Premium koi pond filter - pond,

$41.99
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Premium koi pond - premium,

Premium koi pond - premium,

$35.11
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1840gph pond pressure bio - 1840gph,

1840gph pond pressure bio - 1840gph,

$86.99
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Lbs activated carbon bulk - activated,

Lbs activated carbon bulk - activated,

$19.93
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For aquasurge aquascape 3000 - aquasurge,

For aquasurge aquascape 3000 - aquasurge,

$145.00
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Pond waterfall spillway kit - waterfall,

Pond waterfall spillway kit - waterfall,

$137.04
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New jebao koi - pu-36, pond

New jebao koi - pu-36, pond

$88.95
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Aquascape 91019 aquasurge 4000 - 91019,

Aquascape 91019 aquasurge 4000 - 91019,

$463.99
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Thick universal pond filter - 2",

Thick universal pond filter - 2",

$74.38
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1580gph pond pressure bio - pressure,

1580gph pond pressure bio - pressure,

$79.99
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$86.99
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Extra thick japanese filter - thick,

Extra thick japanese filter - thick,

$18.15
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Hard coarse japanese - hard,

Hard coarse japanese - hard,

$70.99
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1580gph pond pressure bio - pond,

1580gph pond pressure bio - pond,

$79.99
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Pond pump filtration - pond,

Pond pump filtration - pond,

$91.72
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Easypro submersible - easypro,

Easypro submersible - easypro,

$423.69
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Pressure biological pond - biological,

Pressure biological pond - biological,

$79.99
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Aquadock koi pressure filter - koi,

Aquadock koi pressure filter - koi,

$149.99
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10000l koi pond - pond, bio

10000l koi pond - pond, bio

$165.99
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Bulk filter media for koi - filter,

Bulk filter media for koi - filter,

$60.94
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1000 gallon pressurized - 1000,

1000 gallon pressurized - 1000,

$120.99
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Round matala pack pond - 2-pack,

Round matala pack pond - 2-pack,

$139.50
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Bulk roll filter media for - bulk,

Bulk roll filter media for - bulk,

$60.94
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Lbs activated carbon - carbon, bulk

Lbs activated carbon - carbon, bulk

$22.31
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1580 1840 2630gph bio - bio, pressure

1580 1840 2630gph bio - bio, pressure

$86.99
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Bio sponge filter - filter, pads

Bio sponge filter - filter, pads

$19.99
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Submersible pond filter pump - pond,

Submersible pond filter pump - pond,

$56.96
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690 900gph pond filter - 690-900gph,

690 900gph pond filter - 690-900gph,

$65.95
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New design moving bed - design,

New design moving bed - design,

$51.95
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1320 gph pond pump - pond,

1320 gph pond pump - pond,

$56.99
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Extra thick hard plastic - extra,

Extra thick hard plastic - extra,

$25.99
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Aquarium crystal clear - clear, filter

Aquarium crystal clear - clear, filter

$15.29
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Submersible pond filter pump - pond,

Submersible pond filter pump - pond,

$52.97
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80 bulk roll for - x, 80"

80 bulk roll for - x, 80"

$47.09
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Drum filter aquaculture - filter, fish

Drum filter aquaculture - filter, fish

$758.19
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Feet bulk pond bio filter - pond,

Feet bulk pond bio filter - pond,

$16.56
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Filter media mesh - media, plastic

Filter media mesh - media, plastic

$21.99
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1840gph pond pressure - 1840gph,

1840gph pond pressure - 1840gph,

$86.99
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Jebao bio pressure with - pressure, 24w

Jebao bio pressure with - pressure, 24w

$159.99
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Submersible koi pond filter - koi,

Submersible koi pond filter - koi,

$41.80
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Aquaneat replacement sponge - replacement,

Aquaneat replacement sponge - replacement,

$22.39
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$56.96
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Replacement sponge filter - replacement,

Replacement sponge filter - replacement,

$20.00
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Pond aquarium filter media - aquarium,

Pond aquarium filter media - aquarium,

$22.95
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Rinoo white koi pond - koi, filter

Rinoo white koi pond - koi, filter

$36.22
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Pack koi pond filter pad - koi,

Pack koi pond filter pad - koi,

$11.95
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Aquarium crystal clear filter - crystal,

Aquarium crystal clear filter - crystal,

$13.80
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Aqua flo beige pond - 30"x,

Aqua flo beige pond - 30"x,

$77.87
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Antfraer 12w solar - antfraer, fountain

Antfraer 12w solar - antfraer, fountain

$78.23
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Aquascape ultraklean 3500 - ultraklean, gal

Aquascape ultraklean 3500 - ultraklean, gal

$299.95
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Premium koi pond filter - filter, media

Premium koi pond filter - filter, media

$41.11
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900gph pond filter fountain - pond,

900gph pond filter fountain - pond,

$65.96
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790 gph floating pond pool - pond,

790 gph floating pond pool - pond,

$59.99
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Bio sponge filter media pads - bio,

Bio sponge filter media pads - bio,

$17.99
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Half off ponds 530 - off,

Half off ponds 530 - off,

$139.00
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Sunsun cpf 250 - cpf-250, bio

Sunsun cpf 250 - cpf-250, bio

$139.99
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820gph rgb pond filter - pond,

820gph rgb pond filter - pond,

$183.99
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Premium koi pond - koi,

Premium koi pond - koi,

$33.99
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Bio pressure pond filter - bio,

Bio pressure pond filter - bio,

$191.99
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Small automatic backwash - automatic,

Small automatic backwash - automatic,

$189.99
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1600gph 100w submersible pond - 100w,

1600gph 100w submersible pond - 100w,

$49.99
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$52.97
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Sunsun grech cpf pond filter - sunsun,

Sunsun grech cpf pond filter - sunsun,

$69.99
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Bulk filter media - media, pond

Bulk filter media - media, pond

$72.80
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Aqua flo pond filter - aqua-flo,

Aqua flo pond filter - aqua-flo,

$34.75
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Easypro 6000 pressurized bead - easypro,

Easypro 6000 pressurized bead - easypro,

$1511.99
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2641gph circulation - 2641gph,

2641gph circulation - 2641gph,

$98.99
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Black knight koi pond - black, filter

Black knight koi pond - black, filter

$73.95
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Versatile pond filters - filters, for

Versatile pond filters - filters, for

$87.99
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18x120 aquarium filter floss - aquarium,

18x120 aquarium filter floss - aquarium,

$22.99
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Bulk pond filter media - filter,

Bulk pond filter media - filter,

$245.99
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New jebao koi pond - pu-55,

New jebao koi pond - pu-55,

$129.95
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📊96 listings · from $11.95 · avg $113.6

Browse 96 koi filter listings currently in our index. Prices range from $11.95 to $1511.99, with an average of $113.6. 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 $1511.99 — giving you a wide budget spread to work with. The average price of $113.6 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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