Certec® 3-in-1 protects the freshwater inside your tank the whole year round.
The special threefold effect of the capsule stops the formation of bacteria and biofilm (smears). Moreover, it provides the water with minerals. Certec® 3-in-1 swims at the surface like a buoy and can be pulled out of the tank comfortably using the certified nylon string.
- Proven to prevent slime formation (biofilm) in tanks
- Automatic regulation of negative ion transfer
- Lasts up to 12 months
- With handy nylon string with control badge