Description
RS04B Air Operated Filter (Sponge Filter)
The RS04B Air Operated Filter is a high-efficiency sponge filter designed for freshwater and marine aquariums, providing gentle yet effective filtration ideal for small to medium tanks. It combines mechanical and biological filtration, promoting a healthy and balanced aquatic environment for fish, shrimp, and other aquatic organisms.
The RS04B features a soft, high-quality sponge that traps debris and supports beneficial bacteria growth, enhancing water quality naturally. Its air-driven operation ensures quiet, energy-efficient performance, making it perfect for home aquariums, breeding tanks, and shrimp setups.
💡 Key Features
✅ Dual Filtration – Mechanical removal of debris and biological support for beneficial bacteria.
✅ Air-Operated – Energy-efficient, quiet, and reliable operation.
✅ Durable Sponge – Long-lasting material that is gentle on small fish and shrimp.
✅ Easy to Install – Connects directly to an air pump with standard tubing.
✅ Low Maintenance – Simple cleaning and sponge replacement for continuous performance.
⚙️ Specifications
-
Product: RS04B Air Operated Filter (Sponge Filter)
-
Type: Air-driven sponge filter
-
Material: Durable sponge and plastic base
-
Application: Freshwater and marine aquariums, breeding tanks, shrimp tanks
-
Connection: Standard airline tubing (air pump required)
🔧 How to Use
-
Connect the sponge filter to an air pump using standard tubing.
-
Position the filter upright in the aquarium substrate or tank bottom.
-
Adjust the air pump to achieve desired water flow through the sponge.
-
Periodically remove and rinse the sponge in aquarium water to maintain efficiency.
🧼 Maintenance Tips
-
Rinse the sponge in dechlorinated or tank water to preserve beneficial bacteria.
-
Avoid using soap or harsh chemicals.
-
Replace the sponge when it shows signs of wear or reduced filtration efficiency.
✅ Why Choose RS04B Air Operated Filter?
It provides gentle yet effective filtration for delicate fish, shrimp, and fry, ensuring a clean, healthy, and well-oxygenated aquarium while being easy to maintain and energy-efficient.


