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Two models of an Aquarium Filter with double heads, labeled XY-2822 and XY-2831.
A comparison of two strawberry pets aquarium filter heads, XY-2821 and XY-2830.
A black aquarium biochemical sponge filter with a clear tube and black foam pads is shown against a green background.
A vertical aquarium biochemical sponge filter with adjustable air inlet and outlet
A clear aquarium biochemical sponge filter with black components is shown submerged in a vibrant underwater environment.
Aquarium filter with double heads, shown in black and silver components.
A single-head aquarium filter with a black sponge and clear tube, labeled XY-2821 and XY-2830.
A white and black aquarium biochemical sponge filter with various dimensions marked.
A clear biochemical sponge filter with stacked green and white sponges is shown in an aquarium setting.
A green biochemical sponge filter with black cylindrical components and a threaded outlet.
A green aquarium biochemical sponge filter with black porous elements and a vertical structure.
Black aquarium biochemical sponge filter with a cylindrical tube and mounting base
A clear plastic aquarium biochemical sponge filter with a bright lime green sponge and black components.
A clear blue aquarium biochemical sponge filter with a plastic tube and a green foam insert.
A green biochemical sponge filter with black cylindrical components and a Y-shaped outlet, shown with dimensions.
YU-118 specification showing an aquarium biochemical sponge filter with various dimensions and a media ball.
A vertical aquarium biochemical sponge filter with black and clear components.
A white and black aquarium biochemical sponge filter with various dimensions marked.
Black aquarium biochemical sponge filter with a threaded outlet and cylindrical body.
A clear plastic aquarium biochemical sponge filter with green and blue components, without media balls.
YU-119 Scalable biochemical sponge filter with a 6cm cylindrical body and various sized media balls.
A clear glass tube with an air outlet, suction cup, and a black coiled filter section for an aquarium biochemical sponge filt
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Aquarium Biochemical Sponge Filter

Regular price €15,99 Sale price €12,99 – €30,99

Why customers love it

Maintain crystal clear, healthy aquatic environments

Ensure your freshwater fish thrive with the powerful biological filtration of our sponge filter, stabilizing water parameters for optimal health.

  • Provides essential biological filtration to stabilize water parameters
  • Aids in increasing dissolved oxygen levels for fish
  • Operates silently, perfect for sensitive tanks
  • Features high permeability for excellent water circulation
  • Easy to clean and maintain for long-term reliability
Two models of an Aquarium Filter with double heads, labeled XY-2822 and XY-2831.

Why Choose Our Biochemical Filter

Water Stability

Stabilizes water parameters to create a consistent and safe environment for your fish.

Enhanced Oxygenation

Naturally increases dissolved oxygen levels, promoting fish health and vitality.

Silent Operation

Functions quietly, ensuring minimal disturbance to sensitive aquatic life.

Superior Circulation

High permeability ensures effective water movement and nutrient exchange.

Our worry-free shopping promise

If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.

Frequently Asked Questions

Get answers about using your new filter

Is this filter suitable for all freshwater fish?

This filter is designed for use in freshwater fish tanks. Always ensure the flow rate and size of the filter match the specific needs of your species.

How easy is the filter to clean and maintain?

The design emphasizes ease of cleaning, allowing for simple maintenance to ensure long-term performance and water quality.

Does the filter require electricity to operate?

No, this is a passive biological filter that operates naturally using water flow and biological processes, requiring no external power.

What is the difference between the various models?

The different models (A through I, plus XY-2820/XY-2882) offer variations in flow capacity and suitability for different tank sizes or species.

Shipping & returns

Shipping

  • Delivers to Saksa (based on your selected country/region).
  • Estimated delivery: 3–15 business days after dispatch.
  • Shipping cost: Free.

Returns

You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.

  • 5 stars: 51 (88%)
  • 4 stars: 4 (7%)
  • 3 stars: 3 (5%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
C
Carrol Weimann

Fast delivery, good quality, everything same as described

J
Jayme Morar

Xixkv k oh oh oh oh oh oh oh ou pjvphvpuvoycoycoycoyc

A
Adolph Pacocha

Thank you very much, the delivery was very fast.

R
Randolph Kirlin

it works.
A bit inconvenient for a small aquarium due to the side filter, but still fully functional.
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J
Jacque Rath

Good filter thanksgood item thank you.good item thank you.good item thank you.

M
Maple Gislason

Works great, ideal for pairing with my crystal red and lemon shrimp.

E
Emma Larkin

It's not a bad filter after all. I checked, something is buffering.
good price. fast delivery.
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E
Eveline Adams

Small and practical, fits well in a small aquarium

B
Breann Gerhold

They send me the correct item..looks much bigger than i thought. Seems good

B
Buford Beer

very well fulfilled its function. with small air intake Ok
Sufficient to circulate water from a 25L tank.

R
Rhoda Harber

There was no box, but it was packed with cushioning material and arrived without damage. There is a slight odor, so it might need some treatment before putting it in the aquarium.

C
Carman Ankunding

Very fast shipping and also quick delivery before the stated deadline, item consistent with the description and photos in the auction.

M
Mikel Gerlach

It is the best cost-effective sponge filter. It's the perfect size for small fish tanks.
Thank you to the seller for sending me a good product at a good price.

M
Mike Bradtke

Aquarium Biochemical Sponge Filter

J
Jamaal Crist

The product matches the description and photo. Very fast delivery.

A
Abbie Ziemann

Perfect, excellent for small tanks with neocaridines.

K
Kent Kub

excellent product. Thank you

A
Apryl Dicki

At first glance, it looks correct. Not tested yet. To be seen... Delivery on time....................

A
Arnoldo Medhurst

Works great 👍

B
Bambi Shields

Aquarium Biochemical Sponge Filter

R
Rhoda Kilback

Quality is top-notch

L
Lindsay Zemlak

Delivery is fast. The device meets the specifications.

M
Manuel Lehner

Great quality and beautifully packaged. would definitely recommend

G
Gary Gutkowski

Received it quite quickly. But I'm not very satisfied with the quality. The plastic looks like a cheap children's toy.

T
Terrence Lindgren

This is crap, not a filter, it's not even a telescope.

W
Winifred Heller

As described perfect for what i need

A
Aldo Keeling

It's OK