🌊 Dive into clarity with Juwel's BIOFLOW ONE! Ideal for indoor aquariums up to 80 litres, fitting seamlessly into your decor. Designed for easy setup and hassle-free cleaning. Maximize water quality while minimizing energy consumption. Elevate your aquatic environment with the Juwel BIOFLOW ONE! Enjoy a serene aquatic experience without disruptive noise. Powerful filtration Compact dimensions Lightweight design The Juwel Aquarium BIOFLOW ONE Internal Filter is a powerful and lightweight filtration solution designed for aquariums up to 80 litres. Featuring the JUWEL Eccoflow 300 pump, this filter ensures optimal water quality while being easy to maintain and operate.