Description
Blue Pet BLH-403 Hang-On Filter
The Blue Pet BLH-403 Hang-On Filter is a powerful and efficient HOB (hang-on-back) filter designed for medium to large aquariums. It delivers 3-stage filtration – mechanical, biological, and chemical, ensuring clear, healthy, and oxygen-rich water. With its high flow rate, adjustable water output, and silent operation, it is a reliable filtration solution for aquarists with larger tanks and higher bioloads.
🌊 Key Features
✅ Complete 3-stage filtration – Sponge (mechanical), bio-media (biological), and activated carbon (chemical).
✅ Strong filtration capacity – Ideal for larger aquariums or tanks with more fish.
✅ Adjustable flow control – Customize the water output for delicate species or strong circulation.
✅ Quiet motor technology – Ensures smooth and silent operation.
✅ Space-saving design – Hangs at the back of the aquarium, keeping the inside uncluttered.
✅ Low maintenance – Washable sponges and easy-to-replace cartridges.
🐠 Suitable For
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Tank Size: 120 litres.
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Fish Types: Goldfish, Cichlids, Mollies, Gouramis, Tetras, and other community fish.
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Aquarium Types: Freshwater, Planted, Shrimp tanks, Breeding tanks.
⚙️ Specifications
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Model: Blue Pet BLH-403
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Type: Hang-on-back filter (HOB)
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Filtration: Mechanical + Biological + Chemical
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Flow Rate: 500 L/H.
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Power Consumption: 8W.
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Size: ~120 L
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Color: Black
🔧 How to Install
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Place the filter securely on the back of your aquarium.
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Fill the filter box with water before switching on.
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Insert the intake pipe fully into the tank.
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Turn on and adjust the flow control to your preference.
🧼 Maintenance
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Clean sponge and media every 2 weeks using aquarium water.
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Replace carbon regularly for effective chemical filtration.
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Check and clean the impeller monthly for smooth functioning.
📦 What’s in the Box
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1 × Blue Pet BLH-403 Hang-On Filter
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1 × Filter cartridge (sponge + carbon)
✅ Why Choose Blue Pet BLH-403 Hang-On Filter?
The Blue Pet BLH-403 is ideal for aquarists who need powerful and reliable filtration for larger aquariums. With strong flow, quiet performance, and complete 3-stage filtration, it helps maintain pristine water conditions for all types of fish and plants.
👉 Perfect for those who want extra filtration capacity in medium to large tanks.

