OASE Indoor Aquatics Biocompact 25 Internal Fish Filter

The OASE Indoor Aquatics BioCompact 25 Internal Fish Filter features a compact design and can be installed horizontally or vertically. It’s perfect for small freshwater aquariums and paludariums. It features a large filter surface and uses biological, mechanical and chemical filtration to help clean the water for maximum quality. An activated carbon foam helps to remove cloudy water, harmful metals, odors and colors to leave the water pure and clear. A diffuser with adjustable flow control provides extra aeration. This filter is suitable for use in aquariums up to 10 gallons.

BIOCOMPACT 25 INTERNAL FILTER