Lee’s Triangular Sponge Filter
The Dual-Action foam filters are biological filters made from open-celled foam, providing a large surface area for beneficial bacteria to colonize. These bacteria break down harmful waste substances such as ammonia and nitrate, helping to maintain a safer and healthier environment for your fish.
Perfect for breeding various types of aquarium fish and ideal for hatching and raising brine shrimp, as the sponge does not trap or harm the shrimp.
Specifications
| Feature | Detail |
|---|---|
| Filter Type | Triangular Sponge Filter |
| Material | Open-celled foam |
| Function | Biological filtration |
| Application | General aquarium use, breeding, brine shrimp hatching |
| Royal Item Number | ALE13392 |
FAQ
Can this filter be used for breeding brine shrimp?
Yes, this filter is suitable for hatching and raising brine shrimp because it does not trap or harm them.
Does the filter require regular cleaning?
The sponge filter should be rinsed periodically with dechlorinated water to maintain performance and prevent clogging.
Are replacement foam pads available?
Yes, replacement foam filter pads are available for this product.

Justin Ross –
Great filter for my community tank. The sponge works well without harming the brine shrimp. Easy to clean and keeps water quality stable. Works well with my breeding setup.
Yvonne Hodges –
I’ve used this filter for several months now. It helps maintain good water conditions and supports fish breeding. The triangular shape fits well in my tank’s filter housing.
Melanie Welch –
Excellent for a beginner aquarist. The foam provides good surface area for bacteria and doesn’t clog easily. My shrimp are thriving, and water changes are less frequent.