Aquarium Sponge Filter for 24G Nano Cube JBJ

Aquarium Sponge Filter for 24G Nano Cube JBJ Aquarium - Keep it Clean and Tidy

  The Aquarium Sponge for 24G Nano Cube JBJ Aquarium delivers reliable mechanical filtration, keeping your tank water clean and your fish stress-free. It’s a simple, effective upgrade that fits snugly into your Nano Cube—and yes, it's compatible with other filters too.  

How the Aquarium Sponge Works

Mechanical filtration is essential, but not glamorous. This sponge traps excess gunk–like fish waste, leftover food, and floating debris in the water–before it clogs up your media area.

🧽 What It Does Well:

• Captures large particles before they reach biological or chemical media

• Keeps your filter running longer without clogs

• Supports healthy water flow and oxygen exchange

It's like the doormat of your tank filter—catching the mess before it gets tracked into the rest of the system.

Aquarium Sponge Maintenance Tips (That Actually Work)

Yes, aquarium sponges need some TLC too. Luckily, it doesn’t take much.

🛠 Replace Like a Pro:

• Swap the sponge every 2 months for peak performance

• Alternate sponge changes with activated carbon for balanced filtration

• Rinse in tank water only to preserve good bacteria

Skipping maintenance? That’s like reusing a coffee filter five days in a row—nobody wins.

Compatibility That Makes Life Easier

The sponge was made for the JBJ 24G Nano Cube, but it also works well in other filters needing sponge blocks.

👍 Fits:

• JBJ Nano Cube 24G filter chambers

• Select nano tank filtration systems

• Custom DIY filters with sponge compartments

If it fits, it filters. That’s the rule.        

LINKS:

       

• View Aquarium chillers
• Build your own Aquarium Tool!
• Other JBJ Brand products available
• Check us out on Instagram!
• Check us out on Facebook!

See all Nano Cube replacement parts.