Description
Qanvee LH-300 Bed Filter
The Qanvee LH-300 Bed Filter is a powerful and efficient biological filtration system designed to maximize beneficial bacteria growth while keeping aquarium water crystal clear. Its unique bottom-suction design ensures even water circulation, excellent oxygen exchange, and stable biological balance. Ideal for planted tanks, shrimp tanks, and community aquariums, this filter combines mechanical + biological filtration in one compact setup.
🌊 Key Features
✅ Bottom-suction bed filter – Pulls water from the bottom for efficient circulation.
✅ Large surface area – Provides ample space for beneficial bacteria colonization.
✅ Mechanical + biological filtration – Traps debris while supporting bio-filtration.
✅ Safe for shrimp & fry – Gentle flow, prevents small fish or shrimp from being harmed.
✅ Sturdy & compact design – Easy to install and blends well in aquariums.
✅ Low maintenance – Requires minimal cleaning and works reliably long-term.
🐠 Suitable For
Tank Size: 80 – 300 litres (medium to large aquariums).
Aquarium Types: Freshwater, planted tanks, shrimp tanks, and community tanks.
Fish Types: Suitable for small to medium fish, shrimps, snails, and planted setups.
⚠️ Not ideal for very large or messy fish like Goldfish, Oscars, or Arowana unless used as additional filtration.
⚙️ Specifications
Model: Qanvee LH-300
Type: Bed Filter (bottom filter)
Flow Rate: ~300 L/H (depending on air pump used)
Tank Capacity: 80 – 300L
Air-driven: Requires an external air pump (not included)
Filtration: Mechanical + biological
Material: Aquarium-safe ABS + sponge
Color: Black + transparent components
Size: 26 × 8 × 4 cm (approx.)
🧱 Filter Media Setup (Recommended Order)
Base sponge (mechanical filtration)
Bio-media (ceramic rings, bio-balls, or media of choice)
Optional fine filter wool for polishing
🔧 How to Install
Connect the filter to an air pump using airline tubing.
Place the filter at the bottom of the tank (usually in a corner).
Add bio-media inside the chamber if needed.
Turn on the air pump – rising bubbles will pull water through the filter, starting circulation.
🧼 Maintenance
Rinse sponge in aquarium water every 2–3 weeks.
Do not clean with tap water to avoid killing beneficial bacteria.
Replace sponge if worn out.
Check air tubing and stones for clogs or reduced airflow.
📦 What’s in the Box
1 × Qanvee LH-300 Bed Filter Unit
1 × Sponge (pre-installed)
Airline connector fittings
✅ Why Choose Qanvee LH-300?
The Qanvee LH-300 Bed Filter is a reliable, air-driven bottom filter perfect for planted and shrimp aquariums. It promotes stable biological balance, keeps water clear, and provides gentle, safe filtration for delicate fish and shrimp.
👉 Best for aquarists who want a low-maintenance, highly effective biological filter for tanks up to 300 litres.







