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 - 2600gal, bio

2630gph 2600gal pressure - 2600gal, bio

$114.39
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Vivogrow 1580gph 1600 - 1580gph, gal

Vivogrow 1580gph 1600 - 1580gph, gal

$79.99
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1580gph pond pressure - 1580gph,

1580gph pond pressure - 1580gph,

$79.99
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10000l koi pond - koi,

10000l koi pond - koi,

$182.99
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Vivogrow pond pressure bio - pond,

Vivogrow pond pressure bio - pond,

$66.39
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Bio sponge filter - bio, media

Bio sponge filter - bio, media

$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 koi - aquatic,

Aquatic experts classic koi - aquatic,

$84.99
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Bio sponge filter foam - foam, pad

Bio sponge filter foam - foam, pad

$16.78
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900gph pond filter fountain - 900gph,

900gph pond filter fountain - 900gph,

$65.96
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Bio filter 10000l - filter, liter

Bio filter 10000l - filter, liter

$298.99
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Lbs activated carbon bulk - activated, in

Lbs activated carbon bulk - activated, in

$19.93
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Variable flow rate fountain - rate,

Variable flow rate fountain - rate,

$69.99
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Aquascape 91017 aquasurge 2000 - aquascape,

Aquascape 91017 aquasurge 2000 - aquascape,

$351.99
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Pondh2o bio gravity - pondh2o, pond

Pondh2o bio gravity - pondh2o, pond

$101.95
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Aquatic experts koi pond - aquatic,

Aquatic experts koi pond - aquatic,

$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 - 1840gph,

Vivogrow 1840gph pressure - 1840gph,

$109.99
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8000gph rotary drum filter - 8000gph, rdf

8000gph rotary drum filter - 8000gph, rdf

$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 - sungrow,

Sungrow aquarium crystal - 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 - pressure,

1580gph pond pressure bio - pressure,

$79.99
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Extra thick japanese filter - extra,

Extra thick japanese filter - extra,

$27.50
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Combo 10000l koi pond - combo, pressure

Combo 10000l koi pond - combo, pressure

$298.99
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$58.99
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Bio media filter - bio,

Bio media filter - bio,

$60.00
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Koitoilet bottom drain 3 - drain,

Koitoilet bottom drain 3 - drain,

$89.00
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Koi fish pond with all - with,

Koi fish pond with all - with,

$500.00
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Half off ponds - half,

Half off ponds - half,

$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 - new,

New design moving - new,

$51.95
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Vivohome bio pressure - vivohome, pond

Vivohome bio pressure - vivohome, pond

$148.45
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Premium koi pond filter media - pond,

Premium koi pond filter media - pond,

$35.11
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Black knight koi - black,

Black knight koi - black,

$73.95
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New jebao koi pond - jebao,

New jebao koi pond - jebao,

$88.95
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Premium koi pond - premium,

Premium koi pond - premium,

$41.99
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Round matala pack - matala, 2-pack

Round matala pack - matala, 2-pack

$139.50
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Bio sponge filter - bio, media

Bio sponge filter - bio, media

$10.99
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Pond pressure bio - pond, filter

Pond pressure bio - pond, filter

$159.99
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1580gph pond pressure bio - 1580gph,

1580gph pond pressure bio - 1580gph,

$79.99
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36 white bulk roll - x, 20"

36 white bulk roll - x, 20"

$52.15
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Bulk roll filter media for - roll,

Bulk roll filter media for - roll,

$60.94
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Roll wet dry - 60",

Roll wet dry - 60",

$17.06
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Pond filter - pond,

Pond filter - pond,

$13.29
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Classic koi pond - koi, filter

Classic koi pond - koi, filter

$69.81
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1580gph pond pressure bio - pond,

1580gph pond pressure bio - pond,

$79.99
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Hard coarse japanese filter - japanese,

Hard coarse japanese filter - japanese,

$70.99
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Pond filter replacement - filter,

Pond filter replacement - filter,

$28.21
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Pressure biological pond - biological,

Pressure biological pond - biological,

$79.99
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1000 gallon pressurized - pressurized, bio

1000 gallon pressurized - pressurized, bio

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

690 900gph pond filter - 690-900gph,

$65.95
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Bio sponge filter foam pad - sponge,

Bio sponge filter foam pad - sponge,

$10.89
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Feet bulk pond bio filter - 4,

Feet bulk pond bio filter - 4,

$16.56
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Bio sponge filter media pads - bio,

Bio sponge filter media pads - bio,

$18.25
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Pressure biological pond - pressure,

Pressure biological pond - pressure,

$79.99
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10000l koi pond - 10000l,

10000l koi pond - 10000l,

$165.99
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Small automatic backwash - automatic,

Small automatic backwash - automatic,

$189.99
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Inch sump bottom - 4,

Inch sump bottom - 4,

$111.95
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Bio sponge filter - bio, media

Bio sponge filter - bio, media

$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 - 5,

Lbs activated carbon bulk - 5,

$22.31
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Thick universal pond - pond, filter

Thick universal pond - pond, filter

$74.38
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Aquadock koi pressure - pressure, filter

Aquadock koi pressure - pressure, filter

$149.99
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18x120 aquarium filter - 18x120,

18x120 aquarium filter - 18x120,

$22.99
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690 900gph pond filter - 690-900gph,

690 900gph pond filter - 690-900gph,

$65.95
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Premium koi pond - koi, filter

Premium koi pond - koi, filter

$41.11
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5m3 filtration fish pond - filtration,

5m3 filtration fish pond - filtration,

$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 - 1580/1840/2630gph, bio

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

$79.99
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Bio sponge filter media - filter, pads

Bio sponge filter media - filter, pads

$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 pond - 36",

Aqua flo beige pond - 36",

$112.14
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Submersible pond filter pump - submersible,

Submersible pond filter pump - submersible,

$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 - filter, system

2642 gph pond filter - filter, system

$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 - premium,

Premium koi pond filter - premium,

$41.11
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Submersible pond filter pump - pond,

Submersible pond filter pump - pond,

$52.97
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Aqua flo beige pond - 30"x, aqua-flo

Aqua flo beige pond - 30"x, aqua-flo

$77.87
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80 bulk roll - x, 80"

80 bulk roll - x, 80"

$47.09
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Gal premium quality pumice - premium,

Gal premium quality pumice - premium,

$33.59
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1320 gph pond - 1320,

1320 gph pond - 1320,

$56.99
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Aquaneat replacement sponge - aquaneat,

Aquaneat replacement sponge - aquaneat,

$22.39
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Pack pond filter - pack,

Pack pond filter - pack,

$36.99
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Jebao bio pressure with - jebao, 24w

Jebao bio pressure with - jebao, 24w

$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 - and, pump

Versatile pond filter and - and, pump

$64.57
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Replacement sponge filter - replacement,

Replacement sponge filter - replacement,

$9.99
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New jebao koi pond - new,

New jebao koi pond - new,

$129.95
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Oase koi pond vacuum - vacuum, cleaner

Oase koi pond vacuum - vacuum, cleaner

$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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