Sponge Sheet Green 38cm X 38cm X 5cm - Coarse**

**This item is classed as a large, bulky or a heavy item - additional delivery costs apply. Total delivery will be calculated at checkout.

Sponge Sheet Green 38cm X 38cm X 5cm - Coarse

• Biological Filtration
• Use in a sump or cut down to fit in canister filters
• Sponge size 38cm X 38cm X 5cm
• Coarse Density

Sponge filters are a biological filtration that builds up a colony a good bacteria that breaks down the ammonia and nitrite as water passes though them and also collect detritus to help keep a clean aquarium.