Replacement set consisting of:
 8 x Coarse/Blue
 8 x Fine/White
 Filter sponges from OJ FIlters
 The filter sponges have a perfect fit that will perfectly match the filter system for which the OJ sponges are intended.
 The coordination of the filtration density between the coarse and fine filter sponge ensures proper collection of floating dirt and cultivation of bio-cultures to achieve optimum water management in combination with your filter system. In short, the solution for healthy water.
 Dimensions
 21.5 × 15 × 9 cm