Velda Classic Substrate Pond Gravel Select:20kg/20L The RIO 180 is the

The RIO 180 is the second from smallest aquarium in the RIO range

Can be positioned vertically or horizontally

Fittings: 19mm

The patented slim Care Magnet is significantly more compact than conventional algae magnets with a large cleaning surface

Beneficial growth and health enhanced results in fish

Velda Classic Substrate Pond Gravel Select:20kg/20L The RIO 180 is theClassic Substrate from Velda is the standard for a biological nutrient medium for garden ponds. Owing to its very light and porous structure, this substrate provides maximum adherence of micro organisms. Clear water guaranteed! To obtain a natural and stable balance in garden ponds, the substrate is important for the development of micro organisms. Also, the material should contain a sufficient amount of nutrition for the growth of pond plants. With