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
Tank Size: 120 litres.
Fish Types: Goldfish, Cichlids, Mollies, Gouramis, Tetras, and other community fish.
Aquarium Types: Freshwater, Planted, Shrimp tanks, Breeding tanks.
⚙️ Specifications
Model: Blue Pet BLH-403
Type: Hang-on-back filter (HOB)
Filtration: Mechanical + Biological + Chemical
Flow Rate: 500 L/H.
Power Consumption: 8W.
Size: ~120 L
Color: Black
🔧 How to Install
Place the filter securely on the back of your aquarium.
Fill the filter box with water before switching on.
Insert the intake pipe fully into the tank.
Turn on and adjust the flow control to your preference.
🧼 Maintenance
Clean sponge and media every 2 weeks using aquarium water.
Replace carbon regularly for effective chemical filtration.
Check and clean the impeller monthly for smooth functioning.
📦 What’s in the Box
1 × Blue Pet BLH-403 Hang-On Filter
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.

