ANS Filter Bag M (Plastic Zipper) – 14x21cm
Non-rusty filter bag designed to securely contain your filter media and protect your fish from harmful heavy metals that may leach from rusted plastic or metal bags.
The zipper is made of plastic and does not leach harmful substances into the aquarium, ensuring a safer environment for your aquatic life.
Choose this upgraded filter bag over traditional options that typically rust after just two months of use.
Filter Media Guide
| Net Type | Recommended Use |
|---|---|
| Coarse Net | Biological filter media |
| Micro Net | Super fine absorption media or carbon |
FAQ
Is the plastic zipper safe for aquarium use?
Yes, the zipper is made of plastic that does not leach harmful substances into the water, making it safe for long-term aquarium use.
How long does this filter bag last compared to traditional ones?
Traditional filter bags typically rust after about two months of use. This ANS filter bag is designed to last much longer without rusting.
Can I use this bag with carbon or fine media?
Yes, the micro net version is suitable for super fine absorption media or carbon.

Anthony Brown –
I’ve used this filter bag for three months now and haven’t seen any rust. My filter runs smoothly and my fish seem healthier. The plastic zipper is sturdy and easy to open and close.
Max Bond –
Switched from a metal filter bag to this plastic one after reading reviews. No rust, no leaks, and the zipper holds well. Works perfectly with my sponge and carbon media.
Dorothy Hamilton –
The bag fits well in my filter and the zipper is easy to use. I noticed no rust after two months, which was a big improvement from my old bag.
Joshua Anderson –
Great replacement for my old filter bag. The coarse and micro nets are clearly labeled and work as described. My filter performance has improved slightly.