LTWHOME Blue Coarse Foam Filter Sponge Fit for Oase Biotec Screenmatic 18 & 36 Pond Filter (Pack of 8) This set fillter pads is

This set fillter pads is custom designed and manufactured for the fluval 404 405 406 filtration systems

These flat foams that have a slit in them

Custom designed and manufactured for Oase Biotec 12 56739

Packing include: 1 pc blue coarse and 2 pcs white fine filter pads

Prevents smaller debris from re-entering the pond

LTWHOME Blue Coarse Foam Filter Sponge Fit for Oase Biotec Screenmatic 18 & 36 Pond Filter (Pack of 8) This set fillter pads isPack of 8 Blue Coarse Foams Approx size: 230mm x 150mm x 100mm. Custom designed and manufactured for the Oase Biotec Screenmatic 18 & 36 filtration systems. Provides efficient water flow with less clogging for long lasting filtration The more your purchase the best price you get.