![Tetra EasyCrystal Filter Pack C250/300 filter material with activated carbon, filter pads for EasyCrystal internal filters, suitable for aquariums from 15-60 liters, 3 pieces, Green : Amazon.co.uk: Pet Supplies Tetra EasyCrystal Filter Pack C250/300 filter material with activated carbon, filter pads for EasyCrystal internal filters, suitable for aquariums from 15-60 liters, 3 pieces, Green : Amazon.co.uk: Pet Supplies](https://m.media-amazon.com/images/I/71+l4zut6gL._AC_UF894,1000_QL80_.jpg)
Tetra EasyCrystal Filter Pack C250/300 filter material with activated carbon, filter pads for EasyCrystal internal filters, suitable for aquariums from 15-60 liters, 3 pieces, Green : Amazon.co.uk: Pet Supplies
![Purigen - I am running a Tetra Easycrystal Filterbox 600 which came with my tank (unfortunately since it's freaking huge). I wanted to put some Purigen in there, but where do I Purigen - I am running a Tetra Easycrystal Filterbox 600 which came with my tank (unfortunately since it's freaking huge). I wanted to put some Purigen in there, but where do I](https://i.redd.it/j3evdkmd4kh31.jpg)
Purigen - I am running a Tetra Easycrystal Filterbox 600 which came with my tank (unfortunately since it's freaking huge). I wanted to put some Purigen in there, but where do I
![Tetra EasyCrystal Filter Pack C250/300 filter material with activated carbon, filter pads for EasyCrystal internal filters, suitable for aquariums from 15-60 liters, 3 pieces, Green : Amazon.co.uk: Pet Supplies Tetra EasyCrystal Filter Pack C250/300 filter material with activated carbon, filter pads for EasyCrystal internal filters, suitable for aquariums from 15-60 liters, 3 pieces, Green : Amazon.co.uk: Pet Supplies](https://m.media-amazon.com/images/I/812M9nUfOUL.jpg)
Tetra EasyCrystal Filter Pack C250/300 filter material with activated carbon, filter pads for EasyCrystal internal filters, suitable for aquariums from 15-60 liters, 3 pieces, Green : Amazon.co.uk: Pet Supplies
![Tetra EasyCrystal 174689 Filter Box 600 Internal Aquarium Filter with Heater Compartment : Amazon.co.uk: Pet Supplies Tetra EasyCrystal 174689 Filter Box 600 Internal Aquarium Filter with Heater Compartment : Amazon.co.uk: Pet Supplies](https://m.media-amazon.com/images/I/818bm6DaCdL.jpg)