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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 1580gph 1600 gal - vivogrow,

Vivogrow 1580gph 1600 gal - vivogrow,

$79.99
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1580gph pond pressure bio - pond,

1580gph pond pressure bio - pond,

$79.99
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10000l koi pond - koi, pressurized

10000l koi pond - koi, pressurized

$182.99
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Vivogrow pond pressure bio - vivogrow,

Vivogrow pond pressure bio - vivogrow,

$66.39
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Bio sponge filter media - bio, pad

Bio sponge filter media - bio, pad

$13.49
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690gph pond filter fountain - 690gph,

690gph pond filter fountain - 690gph,

$65.97
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1500 gallon pressurized bio - 1500,

1500 gallon pressurized bio - 1500,

$149.99
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Aquatic experts classic - aquatic,

Aquatic experts classic - aquatic,

$84.99
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Bio sponge filter foam - filter, pad

Bio sponge filter foam - filter, pad

$16.78
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900gph pond filter - pond, fountain

900gph pond filter - pond, fountain

$65.96
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Bio filter 10000l liter - filter,

Bio filter 10000l liter - filter,

$298.99
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Lbs activated carbon bulk - 5,

Lbs activated carbon bulk - 5,

$19.93
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Variable flow rate - variable,

Variable flow rate - variable,

$69.99
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Aquascape 91017 aquasurge 2000 - 91017,

Aquascape 91017 aquasurge 2000 - 91017,

$351.99
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Pondh2o bio gravity pond - gravity,

Pondh2o bio gravity pond - gravity,

$101.95
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Aquatic experts koi pond - experts,

Aquatic experts koi pond - experts,

$119.99
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2630gph 2600gal pressure bio - 2630gph,

2630gph 2600gal pressure bio - 2630gph,

$114.94
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Vivogrow 1840gph pressure - vivogrow,

Vivogrow 1840gph pressure - vivogrow,

$109.99
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8000gph rotary drum filter rdf - drum,

8000gph rotary drum filter rdf - drum,

$300.00
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$52.97
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Pond filter - pond,

Pond filter - pond,

$14.24
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Sungrow aquarium crystal clear - sungrow,

Sungrow aquarium crystal clear - sungrow,

$13.58
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$78.97
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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Extra thick japanese filter - thick,

Extra thick japanese filter - thick,

$27.50
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Combo 10000l koi pond - combo,

Combo 10000l koi pond - combo,

$298.99
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Submersible pond filter - pond, pump

Submersible pond filter - pond, pump

$58.99
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Bio media filter - bio,

Bio media filter - bio,

$60.00
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Koitoilet bottom drain - ii,

Koitoilet bottom drain - ii,

$89.00
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Koi fish pond with - koi,

Koi fish pond with - koi,

$500.00
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Half off ponds hopbp 4000h - off, hopbp-4000h

Half off ponds hopbp 4000h - off, hopbp-4000h

$284.00
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Aquatic experts classic koi - aquatic,

Aquatic experts classic koi - aquatic,

$89.99
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$58.99
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$79.99
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New design moving bed filter - new,

New design moving bed filter - new,

$51.95
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Vivohome bio pressure pond - vivohome,

Vivohome bio pressure pond - vivohome,

$148.45
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Premium koi pond - premium,

Premium koi pond - premium,

$35.11
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Black knight koi pond filter - koi,

Black knight koi pond filter - koi,

$73.95
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New jebao koi pond - ,

New jebao koi pond - ,

$88.95
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Premium koi pond filter media - premium,

Premium koi pond filter media - premium,

$41.99
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Round matala pack pond - round,

Round matala pack pond - round,

$139.50
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Bio sponge filter - sponge, pads

Bio sponge filter - sponge, pads

$10.99
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Pond pressure bio - pressure,

Pond pressure bio - pressure,

$159.99
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1580gph pond pressure bio - pond,

1580gph pond pressure bio - pond,

$79.99
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36 white bulk - 2",

36 white bulk - 2",

$52.15
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Bulk roll filter - bulk, koi

Bulk roll filter - bulk, koi

$60.94
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Roll wet dry filter floss - wet,

Roll wet dry filter floss - wet,

$17.06
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Pond filter - pond,

Pond filter - pond,

$13.29
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Classic koi pond filter - koi,

Classic koi pond filter - koi,

$69.81
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1580gph pond pressure - pond,

1580gph pond pressure - pond,

$79.99
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Hard coarse japanese filter - hard,

Hard coarse japanese filter - hard,

$70.99
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Pond filter replacement sponge - pond,

Pond filter replacement sponge - pond,

$28.21
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$79.99
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1000 gallon pressurized bio - gallon,

1000 gallon pressurized bio - gallon,

$120.99
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690 900gph pond - 690-900gph,

690 900gph pond - 690-900gph,

$65.95
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Bio sponge filter foam - filter,

Bio sponge filter foam - filter,

$10.89
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Feet bulk pond bio filter - feet,

Feet bulk pond bio filter - feet,

$16.56
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Bio sponge filter media - media, pads

Bio sponge filter media - media, pads

$18.25
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$79.99
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10000l koi pond pressure - pond,

10000l koi pond pressure - pond,

$165.99
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Small automatic backwash - small,

Small automatic backwash - small,

$189.99
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Inch sump bottom drain - inch,

Inch sump bottom drain - inch,

$111.95
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Bio sponge filter - bio,

Bio sponge filter - bio,

$13.87
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Submersible pond filter pump - pond,

Submersible pond filter pump - pond,

$58.99
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Lbs activated carbon bulk - activated, in

Lbs activated carbon bulk - activated, in

$22.31
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Thick universal pond - universal, filter

Thick universal pond - universal, filter

$74.38
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Aquadock koi pressure - aquadock,

Aquadock koi pressure - aquadock,

$149.99
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18x120 aquarium filter floss - 18x120,

18x120 aquarium filter floss - 18x120,

$22.99
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690 900gph pond filter - pond,

690 900gph pond filter - pond,

$65.95
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Premium koi pond filter - premium,

Premium koi pond filter - premium,

$41.11
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5m3 filtration fish - 5m3/h, pond

5m3 filtration fish - 5m3/h, pond

$1056.59
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Premium koi pond filter media - koi,

Premium koi pond filter media - koi,

$33.99
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2641gph circulation - 2641gph,

2641gph circulation - 2641gph,

$98.99
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1580 1840 2630gph bio pressure - 1580/1840/2630gph,

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

$79.99
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Bio sponge filter media - filter,

Bio sponge filter media - filter,

$17.99
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Pack koi pond filter pad - pond,

Pack koi pond filter pad - pond,

$11.95
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Aqua flo beige - 36",

Aqua flo beige - 36",

$112.14
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Submersible pond filter pump - filter,

Submersible pond filter pump - filter,

$58.99
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Drum filter aquaculture fish - drum,

Drum filter aquaculture fish - drum,

$758.19
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2642 gph pond filter - 2642,

2642 gph pond filter - 2642,

$159.99
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55w solar pond filter - solar,

55w solar pond filter - solar,

$186.99
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Premium koi pond filter media - pond,

Premium koi pond filter media - pond,

$41.11
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Submersible pond filter pump - filter,

Submersible pond filter pump - filter,

$52.97
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Aqua flo beige - 30"x,

Aqua flo beige - 30"x,

$77.87
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80 bulk roll for - 10", x

80 bulk roll for - 10", x

$47.09
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Gal premium quality - premium, pumice

Gal premium quality - premium, pumice

$33.59
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1320 gph pond pump - 1320, adjustable

1320 gph pond pump - 1320, adjustable

$56.99
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Aquaneat replacement sponge - replacement,

Aquaneat replacement sponge - replacement,

$22.39
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Pack pond filter - 3, 24"

Pack pond filter - 3, 24"

$36.99
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Jebao bio pressure with - pressure,

Jebao bio pressure with - pressure,

$159.99
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Submersible koi pond filter - koi,

Submersible koi pond filter - koi,

$41.80
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Versatile pond filter and - pond, pump

Versatile pond filter and - pond, pump

$64.57
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Replacement sponge filter - 4,

Replacement sponge filter - 4,

$9.99
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New jebao koi - , pond

New jebao koi - , pond

$129.95
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Oase koi pond vacuum cleaner - oase,

Oase koi pond vacuum cleaner - oase,

$150.00
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📊96 listings · from $9.99 · avg $106.57

Browse 96 koi filter listings currently in our index. Prices range from $9.99 to $1056.59, with an average of $106.57. 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 $9.99, while premium listings can reach $1056.59 — giving you a wide budget spread to work with. The average price of $106.57 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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