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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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10000l koi pond pressurized - koi,

10000l koi pond pressurized - koi,

$182.99
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790 gph submersible koi - gph,

790 gph submersible koi - gph,

$62.95
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Pond pressure bio filter - pond,

Pond pressure bio filter - pond,

$149.99
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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Vivogrow pond pressure bio - vivogrow,

Vivogrow pond pressure bio - vivogrow,

$82.39
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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Submersible pond filter - pond, pump

Submersible pond filter - pond, pump

$49.99
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690gph pond filter fountain - 690gph,

690gph pond filter fountain - 690gph,

$65.97
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Aquatic experts classic koi - experts,

Aquatic experts classic koi - experts,

$84.99
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1840gph pond pressure bio - pond,

1840gph pond pressure bio - pond,

$86.99
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Bio filter 10000l liter for - filter,

Bio filter 10000l liter for - filter,

$298.99
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790 gph submersible koi - submersible,

790 gph submersible koi - submersible,

$40.62
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Antfraer 660gph pond - 660gph, filter

Antfraer 660gph pond - 660gph, filter

$49.99
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790 gph submersible koi - gph,

790 gph submersible koi - gph,

$40.55
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Combo 10000l koi pond pressure - combo,

Combo 10000l koi pond pressure - combo,

$298.99
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Aquatic experts classic - aquatic, koi

Aquatic experts classic - aquatic, koi

$89.99
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$79.99
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Premium koi pond filter - koi, media

Premium koi pond filter - koi, media

$35.11
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Pond filter - pond,

Pond filter - pond,

$15.99
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Bio sponge filter - bio,

Bio sponge filter - bio,

$17.00
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$86.99
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Aquatic experts koi pond - aquatic,

Aquatic experts koi pond - aquatic,

$119.99
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1580 1840 2630gph bio - bio, pressure

1580 1840 2630gph bio - bio, pressure

$86.99
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Vivogrow 1840gph pressure koi - vivogrow,

Vivogrow 1840gph pressure koi - vivogrow,

$87.99
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Extra thick japanese filter - thick,

Extra thick japanese filter - thick,

$61.00
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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10000l koi pond pressure - koi,

10000l koi pond pressure - koi,

$165.99
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New jebao koi pond - new,

New jebao koi pond - new,

$88.95
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Submersible pond filter - pond,

Submersible pond filter - pond,

$225.50
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Variable flow rate - rate, fountain

Variable flow rate - rate, fountain

$69.99
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Submersible pond filter - filter, with

Submersible pond filter - filter, with

$225.50
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Vivogrow 1580gph 1600 gal - 1580gph,

Vivogrow 1580gph 1600 gal - 1580gph,

$79.99
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2641gph circulation - 2641gph,

2641gph circulation - 2641gph,

$98.99
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2630gph pond pressure bio - 2630gph,

2630gph pond pressure bio - 2630gph,

$118.97
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1500 gallon pressurized bio - gallon,

1500 gallon pressurized bio - gallon,

$149.99
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Submersible pond filter - filter, pump

Submersible pond filter - filter, pump

$56.96
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2600 gal pond pressure bio - pressure,

2600 gal pond pressure bio - pressure,

$118.95
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Black knight koi pond - black,

Black knight koi pond - black,

$73.95
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Pond filter with pump - pond,

Pond filter with pump - pond,

$64.70
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Pack koi pond - koi, pad

Pack koi pond - koi, pad

$11.95
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900gph pond filter fountain - pond,

900gph pond filter fountain - pond,

$65.96
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2630gph bio pressure pond - bio,

2630gph bio pressure pond - bio,

$118.95
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Hard coarse japanese filter - japanese,

Hard coarse japanese filter - japanese,

$70.99
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Bulk filter media - media, pond

Bulk filter media - media, pond

$72.80
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Extra thick hard plastic - extra,

Extra thick hard plastic - extra,

$25.99
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690 900gph pond filter - pond,

690 900gph pond filter - pond,

$59.95
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Bio sponge filter media pads - bio,

Bio sponge filter media pads - bio,

$23.49
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Pond filter with - pump, and

Pond filter with - pump, and

$101.69
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Aquarium crystal clear filter - aquarium,

Aquarium crystal clear filter - aquarium,

$13.68
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1840gph pond pressure - 1840gph,

1840gph pond pressure - 1840gph,

$86.99
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Bulk roll filter - roll, koi

Bulk roll filter - roll, koi

$60.94
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All one koi pond filters - pond,

All one koi pond filters - pond,

$75.77
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Aquaneat replacement sponge - aquaneat,

Aquaneat replacement sponge - aquaneat,

$24.88
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New design moving bed filter - design,

New design moving bed filter - design,

$51.95
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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1600gph 100w submersible pond - 100w,

1600gph 100w submersible pond - 100w,

$49.99
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Feet bulk pond bio filter - bulk,

Feet bulk pond bio filter - bulk,

$16.56
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80 bulk roll for - 2", 10"

80 bulk roll for - 2", 10"

$47.09
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$118.96
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Pressure biological pond - biological,

Pressure biological pond - biological,

$118.96
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Aqua flo pond - filter, media

Aqua flo pond - filter, media

$34.75
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Pond filter pump kit - pond,

Pond filter pump kit - pond,

$61.04
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Bio sponge filter media pads - bio,

Bio sponge filter media pads - bio,

$18.25
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Aquarium crystal clear - crystal,

Aquarium crystal clear - crystal,

$15.29
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2630gph pond pressure bio - 2630gph,

2630gph pond pressure bio - 2630gph,

$118.95
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Submersible pond filter pump - pond,

Submersible pond filter pump - pond,

$56.96
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Submersible pond filter pump - pond,

Submersible pond filter pump - pond,

$56.96
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Bio sponge filter media - sponge,

Bio sponge filter media - sponge,

$17.69
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Premium koi pond - pond, media

Premium koi pond - pond, media

$41.11
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Bio sponge filter media - media, pads

Bio sponge filter media - media, pads

$24.99
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Anbull ancpf 1580gph bio - anbull,

Anbull ancpf 1580gph bio - anbull,

$201.58
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Pond filter with - filter, pump

Pond filter with - filter, pump

$64.70
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White koi pond filter - white, fine

White koi pond filter - white, fine

$34.45
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1840gph pond pressure bio - pond,

1840gph pond pressure bio - pond,

$86.99
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All one koi pond - all-in-one,

All one koi pond - all-in-one,

$85.61
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Submersible koi pond filter - submersible,

Submersible koi pond filter - submersible,

$38.19
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Premium koi pond filter - premium,

Premium koi pond filter - premium,

$41.99
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Submersible pond filter - pond, pump

Submersible pond filter - pond, pump

$52.97
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Half off ponds - gph, pond

Half off ponds - gph, pond

$139.00
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1320 gph pond pump - pond,

1320 gph pond pump - pond,

$56.99
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Bulk filter media - filter,

Bulk filter media - filter,

$60.94
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Sponge filter pad for - sponge,

Sponge filter pad for - sponge,

$38.99
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Bio sponge filter media - filter,

Bio sponge filter media - filter,

$26.99
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$52.97
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Bio sponge filter media pads - media,

Bio sponge filter media pads - media,

$17.99
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Jebao 1000 gallon - gallon, pressurized

Jebao 1000 gallon - gallon, pressurized

$99.95
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Gray hard plastic - lb,

Gray hard plastic - lb,

$26.00
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Bio media filter - k-3,

Bio media filter - k-3,

$60.00
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Submersible koi pond - submersible, filter

Submersible koi pond - submersible, filter

$44.92
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Koi pond and aquarium - aquarium, filter

Koi pond and aquarium - aquarium, filter

$45.89
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Bio sponge filter media - bio, pads

Bio sponge filter media - bio, pads

$18.99
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Pond filter pad thick x - filter, 2"

Pond filter pad thick x - filter, 2"

$52.15
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Bio fine classic - pond,

Bio fine classic - pond,

$43.99
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3000 gph submersible - 3000, pond

3000 gph submersible - 3000, pond

$155.00
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For aquasurge aquascape 3000 - for,

For aquasurge aquascape 3000 - for,

$145.00
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📊96 listings · from $11.95 · avg $78.18

Browse 96 koi filter listings currently in our index. Prices range from $11.95 to $298.99, with an average of $78.18. 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 $78.18 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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