Dennerle Nano Filter Modul: Filter cup for Nano Corner filter and Nano Corner filter XL.For even higher performance of the filter in the aquarium. Alternatively, use instead of the filter element with filter fleece. Especially recommended for aquariums with fishes.https://www.aquaristikshop.com/aquaristic/Dennerle-Nano-Filter-Modul/908046/
- Yann L. wrote about Dennerle Nano Filter Modul in 2017:
fit very well in the nano filter, and improve the filter perrformances.