Boyu WF-2055 Hang On Back Filter - 720L/h Waterfall Style HOB Filter

The Boyu WF-2055 is a premium hang-on-back (HOB) filter engineered for aquascapers and aquarium enthusiasts seeking reliable, whisper-quiet filtration. This compact yet powerful waterfall-style filter delivers triple-layer biological, chemical, and mechanical filtration—making it ideal for planted tanks, community aquariums, and both freshwater and saltwater setups.

Key Benefits:

• High Flow Rate (720L/h): Powerful water circulation ensures optimal filtration for tanks up to 60-80 liters with 4-6 complete water turnovers per hour
• 3-Layer Filtration System: Multi-stage mechanical, chemical, and biochemical filter media removes debris, odors, and harmful compounds while cultivating beneficial nitrobacteria
• Energy Efficient (8.6W): Low-wattage motor saves electricity while maintaining consistent performance—ideal for 24/7 operation
• Ultra-Silent Operation: Excellent shock absorption and vibration-dampening design minimizes pump noise—you'll only hear the soothing waterfall sound
• Waterfall Aeration Design: Specially designed water circulation creates a natural waterfall stream that increases oxygen dissolution and helps diffuse CO₂—perfect for planted tanks and surface agitation
• Surface Oil Film Processor: Removes surface biofilm and water contaminants automatically, keeping water crystal clear
• Adjustable Water Flow: Fine-tune flow rate to suit your tank's needs—slower for delicate plants and fry, faster for heavily stocked tanks
• Compact & Space-Saving: Hang-on design saves valuable aquarium real estate without internal equipment clutter
• Quick & Easy Setup: Simple assembly, no additional tools needed; fits standard aquarium edges
• Suitable for Fresh & Saltwater: Versatile design works across aquarium types

Perfect For: Planted community tanks, nano tanks (40-80L), shrimp tanks, breeding tanks, discus tanks, and any aquarium needing reliable HOB filtration.