Small 15ppi Round Sponge Filter
Internal Weight Round Sponge Filter
30ppi Round Sponge Filter
15ppi Round Sponge Filter
30 ppi Round Slate Bottom Sponge Filter
Small 30ppi Round Sponge Filter
30ppi Round Internal Weight Sponge Filter
15ppi Round Slate Bottom Sponge Filter
PPI Comparison

Filter - Round Sponge Filter

Regular price $9.75
Shipping calculated at checkout.

Made from our Pro-Level Reticulated Foam, specifically suited for colonizing nitrifying bacteria at the highest levels.

The current lift-tube color is a dark green.  The Slate bottom filters have a round slate attached to the bottom.

Sponge Filter Details:  Please read here