Aquarium Solutions Bacto-Surge Biological Action Sponge Filter Black, Extra-Large
Experience superior filtration with the Aquarium Solutions Bacto-Surge Biological Action Sponge Filter in Black, Extra-Large. Hikari has selected top-tier foam sponge material to ensure exceptional mechanical and biological filtering capabilities. The ultra-dense foam maximizes surface area per square inch, fostering a thriving environment for beneficial bacteria to enhance water quality.
Key Features
- Ultra-dense foam sponge for maximum surface area
- Effective mechanical and biological filtration
- Supports growth of beneficial bacteria
- Extra-large size for enhanced water treatment capacity
| Specification | Detail |
|---|---|
| Filter Type | Biological Action Sponge Filter |
| Color | Black |
| Size | Extra-Large |
| Material | High-density foam sponge |
| Filter Function | Mechanical and biological filtration |
FAQ
How does the ultra-dense foam improve filtration performance?
The ultra-dense foam maximizes surface area per square inch, providing more space for beneficial bacteria to colonize, which enhances biological filtration and improves water quality over time.
Is this filter suitable for both freshwater and saltwater aquariums?
This filter is designed for freshwater aquariums. Performance in saltwater environments may vary due to different water chemistry and biological demands.
Can the sponge be cleaned and reused?
Yes, the sponge can be rinsed with dechlorinated water and reused. Avoid using hot water or harsh chemicals to preserve its structure and filtration efficiency.

Dan Slater –
The filter has significantly improved water clarity in my 55-gallon tank. The black color blends well with the decor and the sponge stays clean even after several weeks of use. I notice less algae growth and more stable water parameters.
Heather McDonald –
Great filtration performance. The extra-large size handles my tank’s volume well. I had to rinse it weekly, but it holds up well and doesn’t break down easily.
Edward Walsh –
I’ve used this filter for three months now and the water quality has stabilized. The biological action helps maintain nitrifying bacteria, which reduces the need for frequent water changes.
Thomas Parr –
It’s a solid choice for a medium to large freshwater tank. The foam is dense and doesn’t collapse easily. I appreciate the balance between mechanical and biological filtration.