Product: LTWHOME Fish Pond Foam Filter Sponge Set 17" X 11" Media (Pack of 1 Set)
Brand: LTWHOME
Color: Multi-colored
Package Include:1 Set Foam filter 
 These are not Hozelock genuine foam but of a very high quality at a much cheaper price,Supplied without the Hozelock Packing! 
 High quality,Performs mechanical filtration! 

Each set have 3 foams ( 1 x fine, 1 x Medium, 1 x Course)
Reticulated Foam Sheets Fits A Wide Range Of Filters
Simply Cut Holes In The Desired Position With Scissors
New Filter Sponge Will Help Improve Filtration
17 inch x 11 inch Pond Filter Foams

Search query: coarse aquarium spong round
Relevance: Substitute