LTWHOME Fine and Coarse Foam Filter Sponge Fit for TotalPond Pond Filter PF850 PF1200UV (Pack of 3 Sets) Foam Each Size : 198mm

Foam Each Size : 198mm diameter and 50mm (2") thick

Custom designed and manufactured for Blagdon Inpond 5 in 1 3000

2 x foams are required for bioforce 5500 Filter

The bio sponge filters optimize the colonization of beneficial aerobic bacterias which keeps the water fresh and clean to provide a better quality of living for your fish

3900 sport

LTWHOME Fine and Coarse Foam Filter Sponge Fit for TotalPond Pond Filter PF850 PF1200UV (Pack of 3 Sets) Foam Each Size : 198mmPacking include: 3pcs black coarse and 3pcs blue fine filter sponge. Fit for: 900 Gallon Pressurized Pond Filter (PF850) and 1200 Gallon Complete Pond Filter with UV Clarifier (PF1200UV). Provides efficient water flow with less clogging for long lasting filtration. Enhances biological filtration. Change every 3 4 weeks.