Tigerlily Enterprises 8W HOB Aquarium Filter with Bio-Wheel & Spiral Skimmer. Quiet Multi-Stage Filtration, Adjustable Flow, Hang-On-Back Filter for Fresh & Saltwater Tanks (WB-G220 550L/H)

• ADVANCED 3-STAGE BIO-WHEEL FILTRATION – Combines mechanical, chemical, and wet/dry biological filtration using a rotating Bio-Wheel to break down ammonia and nitrites for healthier, crystal-clear water in both freshwater and saltwater tanks.
• INTEGRATED SPIRAL SURFACE SKIMMER – Actively removes floating oils, film and debris from the water surface to enhance oxygen exchange and improve water clarity. Perfect for planted tanks and sensitive aquatic life.
• QUIET, ENERGY-EFFICIENT MOTOR – High-performance copper motor delivers powerful yet silent filtration. WB-G04 (3W) and WB-G220 (8W) offer low power consumption with minimal vibration, thanks to shock-absorbing clip.
• CUSTOMISABLE FLOW & EXPANDABLE MEDIA DESIGN – Easily adjust the inlet/outlet flow rate and media layout with multiple filtration chambers for tailored water circulation and superior purification.
• COMPACT, EASY-MOUNT Design – Hang-on-back design saves tank space, fits aquariums with glass thickness up to 18mm. Includes adjustable brackets and telescopic intake/skimmer tubes. Ideal for tanks up to 135L.

Product description Upgrade your aquarium with the Tigerlily Enterprises Bio-Wheel Hang-On-Back (HOB) Filter, a premium filtration system engineered for powerful performance, ultra-quiet operation, and effortless maintenance. Whether you're maintaining a freshwater or marine tank, this advanced filter delivers crystal-clear water and a healthy aquatic environment through multi-stage filtration and innovative Bio-Wheel technology. The rotating Bio-Wheel provides superior wet/dry biological filtration, efficiently breaking down ammonia and nitrites to support a stable ecosystem. Paired with a spiral floating surface skimmer, the filter also removes oils and floating debris to improve water clarity and oxygen exchange. Designed for aquarists who value silence and simplicity, our HOB filter features a quiet copper motor, shock-absorbing clip and auto-priming. No need to manually refill the filter box after power interruptions. Key Features: • Multi-stage filtration: mechanical sponge, activated carbon, and Bio-Wheel biological media • Spiral skimmer for surface cleaning and oxygen boost • Adjustable inlet/outlet flow rate for custom water movement • Flexible telescopic intake and skimmer tubes • Ultra-quiet all-copper motor with anti-vibration design • Auto-priming startup—no manual refilling required • Easy to install with adjustable mounting brackets (fits tanks up to 18mm thick) Available Models: • WB-G04 – 250L/h flow, 3W power – ideal for nano and small tanks up to 60 Litres • WB-G220 – 550L/h flow, 8W power – perfect for medium aquariums between 90-135 Litres Compatible with Tigerlily Enterprises Dual-Action Filter Cartridge 4-Pack (sold separately) featuring carbon-activated foam and micro pads for advanced mechanical and chemical filtration. Trust Tigerlily Enterprises for reliable, energy-efficient filtration that keeps your tank clean, your fish happy and your aquatic life thriving. Directions Refer to product instructions