Bio-Ring Small Excel is selected for its large surface area of 1000 m² per 100 gram.
This product offers optimal work space for nitrifying and denitrification of bacteria.
Bio-Ring Small Excel is most effective in aquaria with small fish or those with invertebrates and small fish ranging from 4 to 9 cm.
0,6 L | 1,2 L | 2,5 L |
AN BRS 07 540 | AN BRS 07 542 | AN BRS 07 544 |