JBL CombiBloc II CristalProfi e4/7/902

Clean and healthy water: pre-filtration insert and filter foam for the upper basket of CristalProfi e filters (402/702/902/1502/1902).
Usage: place the insert in the upper filtration basket. Remove the old sponges and replace them with the new ones.
Precisely laser-cut, resulting in a perfectly fitting shape for the JBL CristalProfi e external filters.
Inert to both freshwater and seawater, no release of pollutants.
Included in the delivery: 3 filter inserts: 2 coarse foams 15 ppi, 1 fine foam 35 ppi