SKU: 55003056398

Evolution Aqua K1 Moving Bed Filter Media 25L / 50L

Sale price$34.16 Regular price$37.95
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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8

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Description

Evolution Aqua K1 Moving Bed Filter Media 25L / 50LEvolution Aqua K1 Moving Bed Filter Media 25L 50L K1 Moving bed filter media from Evolution Aqua. 25L 50L bag delivered in an unopened Evolution Aqua bag. Choose amount required from dropdown 25 litres 50 litres How it works Maturing the Kaldnes bio media is important because a delicate eco system is naturally developing for the bacteria involved in the nitrification process. Kaldnes media provides the maximum active surface area for the bacteria to

Evolution Aqua K1 Moving Bed Filter Media 25L / 50L

K1 Moving bed filter media from Evolution Aqua.
25L / 50L bag delivered in an unopened Evolution Aqua bag.

Choose amount required from dropdown

25 litres
50 litres

How it works

Maturing the Kaldnes bio-media is important because a delicate eco-system is naturally developing for the bacteria involved in the nitrification process.
Kaldnes media provides the maximum active surface area for the bacteria to colonise, more than other types of static media. It is this process which removes harmful ammonia and nitrite from the water.

How it is different to other media
As the Kaldnes media moves within the filter, it causes the old dead bacteria on the outside to be displaced. This makes space for new younger heavier feeding bacteria to rapidly colonise.
Within the wheel is a protected surface which enables colonies of bacteria to naturally follow their lifecycle, of maturing, dying and then fueling the latter stages of the nitrification cycle.
Kaldnes has been designed to provide the best possible habitat for both young and mature beneficial bacterial colonies.

What is meant by 'self-cleaning'?
Unlike foam, matting, or other forms of static filtration media, the Kaldnes K1 media is designed to move freely within your filter.
The constant chaotic movement of the air from your pump, causes the media to self-clean and thus requires no maintenance.
This allows the filter to reach optimum effectiveness without the disturbance of periodic cleaning, avoiding unnecessary loss of bacteria within the filter.

50 Litres of K1 media will handle up to 250 grams of food per day
K1 total surface area: 800M2
K1 Total protected surface: 500M2

  • High performance pond & aquarium filter media
  • Provides a large protected surface area
  • K1 is designed to house beneficial bacterial colonies
  • Original Evolution Aqua product
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 55003056398

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4.7 ★★★★★
Based on 23 reviews
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Verified Purchase
RippedOff
Lowell, US
★★★★★ 5
Fits the new iPads. Buttons are easily accessible.
Color: 1-Navy Blue
Fits the new iPad. Buttons are easy to reach, and it protects the screen with a soft fell back. Easy white clean vinyl on the outside. It has open vent spots so your device can cool. Slim and sleek. A great value for the money. Buttons are easily accessible. High-quality.
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Reviewed in the United States on April 21, 2026
G
Verified Purchase
Grinosca Garcia
Dallas, US
★★★★★ 5
Perfect, it fits like a glove.
Color: 1-Navy Blue
I really liked the sleeve, the navy blue color looks very elegant and the material feels resistant but soft to the touch. What I like the most is that the back is translucent, so you still see the design of the tablet. It works great for watching videos because it stands firm when folding it, and turning off the screen alone when closing it is very practical. Because of the price it has, the quality is excellent.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
D
Verified Purchase
Denny
Cuba, US
★★★★★ 5
Great Protective Case for My Mother’s iPad
Color: 2-Watermelon Red, Color: 2-Watermelon Red
I bought this case along with my mother’s new iPad, and it was the perfect choice. The watermelon red color looks beautiful with the pink iPad and gives it a very clean and stylish look. The case feels sturdy without adding too much weight, which makes it comfortable for her to carry around and use every day. The stand feature works really well for watching videos, reading, and video calls. I also like that the case supports the auto wake and sleep function, which makes the iPad feel even more convenient and easy to use. The cutouts fit perfectly, and Touch ID still works without any issues. The translucent back is a nice touch because it still lets the iPad color show through while keeping it protected from scratches and bumps. Overall, this case exceeded expectations and makes a great addition for anyone wanting both protection and style for their iPad.
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Reviewed in the United States on May 14, 2026
L
Verified Purchase
Leon
Boise, US
★★★★★ 4
Good product. What you see is what you get.
Color: 1-Navy Blue
Material feels sturdy and was a perfect fit compatible for my iPad. There's adequate grip and padding for a comfortable yet slim feel. Magnets hold it close and in one position when propping it up for watching landscape videos. Back is translucent as advertised. Solid product, put it on as i opened my new ipad for immediate protection. Perfectly safe blind buy if you're also getting that 'frequently bought together' suggestion from Amazon.
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Reviewed in the United States on June 1, 2026
S
Verified Purchase
Sue Fowler
Draper, US
★★★★★ 5
Nice iPad case. Good price, lots of colors,
Color: Papaya
Nice iPad case. Well made, fits great. Love the color!
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Reviewed in the United States on June 8, 2026

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