biOrb Service Kit 3-Pack Special

Model SP3
Your Price: $38.97

The filter cartridge works like a waste bin, trapping dirt, once full it should be thrown away and replaced with a new one. This should be done every 1-2 months.
A partial water change of 30% should be carried out at the same time.
Replacement filter cartridge
Algae cleaning cloth
Sachet of water preparation chemicals.