1Pc Biochemical Sponge Filter Fish Tank Filter Small Aquarium Filter Cotton Air Pump Skimmer Filtration Aquatic Pets Supplies

Description: Dual-effect filtration system: Physical interception: multi-layer sponge structure | interception Greater than or equal to 50μm suspended particles Biological decomposition: nitrifying bacteria carrier | ammonia nitrogen conversion rate Greater than or equal to 90 Water quality optimization: Built-in medical stone | continuous release of 12 trace elements such as potassium/calcium/magnesium Dissolved oxygen enhancement: air pump drive increases water oxygen content by 30 Technical specifications: Material composition: polyurethane sponge (porosity 85) , ABS Adaptive air pump power: 3-8W | pore interface 4mm standard Applicable water volume: 5-50L small tank Applicable scenarios: Fish fry hatchery | high-density juvenile fish farming Intensive breeding of sensitive fish such as seven-color angelfish/short pomfret Emergency oxygen enrichment plan for non-powered filtration system Scientific operation guide: Initialization settings Soaking: Soak in the original tank water for 5 minutes to activate the pores Venting: Squeeze the sponge in water until it sinks completely to the bottom Daily maintenance Cleaning: Only use the original tank water to gently squeeze and rinse (tap water/hot water is prohibited) Bacteria retention: Alternately wash each layer and retain 50 of the old cotton Failure judgment Elasticity loss bigger than40 | Pore blockage bigger than60 area Specifications: Material: Plastic , Sponge Size: 1.97*2.95in/5.0*7.5cm Color: As Shown In The Picture Package Included: 1 x Aquarium Filter Note: 1. Please note that the photo does not show actual size please refer to Description for size details. 2. Please allow differences due to manual measurement thanks. 3. Due to the difference between different monitors the image may not reflect the actual color of the item. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.