Marineland K2 Biological Media Aquarium Filter Insert – 95 Gm
• Fits penguin and emperor media baskets
• Helps break down waste
Product Specifications
| Feature | Detail |
|---|---|
| Material | High-density polymer |
| Weight | 95 g |
| Compatibility | Penguin and emperor media baskets |
| Function | Biological filtration to break down waste |
FAQ
What is the purpose of the K2 biological media filter insert?
The K2 insert helps break down waste in the aquarium through biological filtration, supporting a healthy aquatic environment.
Is this insert compatible with all Marineland filter models?
This insert is specifically designed to fit penguin and emperor media baskets. It may not be compatible with other filter models.
How does the K2 media support water quality?
By providing a surface for beneficial bacteria to colonize, the K2 media helps convert harmful ammonia into less toxic nitrites and nitrates.

Neil Kerr –
The K2 insert fits perfectly into my emperor basket. It’s easy to install and has noticeably improved water clarity after a few weeks. The waste breakdown is effective and the filter runs smoothly without clogging.
Austin Skinner –
Works well with my existing Marineland filter setup. I noticed less fish waste buildup and the water seems cleaner. It’s a simple upgrade that makes a difference.
Megan Fraser –
Fits securely in both penguin and emperor baskets. The biological filtration has helped maintain stable water parameters. No issues with durability or performance after two months of use.