Description
Blue Pet BL-773W Multi-Section Bio Top Filter
The Blue Pet BL-773W Multi-Section Bio Top Filter is a high-capacity overhead filtration system specially designed with multiple filter chambers for advanced water purification. Its multi-stage design allows maximum use of different media (mechanical, biological, and chemical), ensuring crystal-clear water and a stable aquarium environment. Perfect for large and heavily stocked aquariums, this filter is built for efficiency and long-lasting performance.
🌊 Key Features
✅ Multi-section chamber design – Separate compartments for sponges, filter wool, ceramic rings, bio-balls, and activated carbon.
✅ Complete 3-stage filtration – Mechanical, biological, and chemical purification in one system.
✅ Large media capacity – Holds a greater amount of filtration material compared to standard top filters.
✅ Strong water circulation – Ensures excellent aeration and rapid waste removal.
✅ Space-saving top design – Keeps the aquarium interior free for aquascaping and fish.
✅ Easy customization – Flexible layout for aquarists to use preferred filter media combinations.
✅ Durable & long-lasting – Built from sturdy materials for continuous use.
✅ Simple maintenance – Easy-to-access compartments for quick cleaning and replacement.
🐠 Suitable For
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Fish Types: Arowana, Flowerhorn, Oscars, monster fish, large cichlids, goldfish colonies, marine setups.
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Aquarium Types: Freshwater, planted, breeder, and marine aquariums.
⚠️ Not suitable for nano or very small aquariums.
⚙️ Specifications
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Model: Blue Pet BL-773W
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Type: Overhead / Top Filter (multi-section)
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Filtration: Mechanical + Biological + Chemical
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Flow Rate: 700 L/h (approx.)
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Power: 10W
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Material: High-strength durable plastic
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Color: Black / Transparent (may vary)
🧱 Filter Setup
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Multiple large chambers for customizable filter media
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Strong water pump ensures continuous and even circulation
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Multi-section design enhances efficiency by separating filtration stages
🔧 How to Install
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Place the filter unit securely on the top of the aquarium.
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Connect the included pump to the water inlet.
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Add sponge, filter wool, ceramic rings, bio-balls, and carbon into respective chambers.
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Switch on the pump – water flows through each section for maximum filtration.
🧼 Maintenance
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Rinse sponge and wool every 1–2 weeks in aquarium water.
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Replace activated carbon every 3–4 weeks if used.
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Rinse bio-media lightly to preserve beneficial bacteria.
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Clean pump impeller monthly for smooth operation.
📦 What’s in the Box
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1 × Blue Pet BL-773W Multi-Section Top Filter Unit
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1 × High-capacity Water Pump
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1 × Set of Filter Media (sponge/wool – may vary by package)
✅ Why Choose Blue Pet BL-773W Multi-Section Bio Top Filter?
The Blue Pet BL-773W is ideal for aquarists who need extra filtration power and flexibility. Its multi-chamber layout, large media capacity, and powerful circulation make it perfect for maintaining excellent water quality in heavily stocked or large aquariums.
👉 Best for monster fish tanks, large cichlid setups, goldfish colonies, and marine aquariums where clean and stable water is essential.



