Mighty Aquarium Filter HOB — Hang-On-Back Filter for Small Tanks The Mighty Aquarium Filter HOB is a compact, powerful hang-on-back filter designed for small freshwater aquariums up to 15 gallons. With strong mechanical and biological filtration in a slim, quiet package, it keeps water crystal clear and your fish healthy — perfect for nano tanks, betta setups, shrimp tanks, and small community aquariums. Why hobbyists choose this HOB filter 3-stage filtration: mechanical, chemical, and biological media keep water clean and stable. Quiet operation: low-noise motor won't disturb your room or your fish. Easy install & maintenance: hangs over the back of the tank with no tools required. Compact design: ideal for nano aquariums, bettas, shrimp tanks, and desk-sized setups. Adjustable flow: dial-down output for sensitive species like bettas and shrimp. Specifications Recommended tank size: Up to 15 gallons Filter type: Hang-on-back (HOB) Filtration stages: Mechanical + chemical + biological Best for: Freshwater aquariums, betta tanks, shrimp tanks, nano planted tanks An affordable, reliable upgrade for any small aquarium setup. Easy to install in minutes.
