Velda Classic Substrate Pond Gravel 60l This all-in-one coral nutrition supplement

This all-in-one coral nutrition supplement is formulated to support faster growth

Keep away from children and pets and wash hands after use

Wattage: 20

Multi-stage filtration system equipped with activated carbon

Replacement Cycle: Every 4 to 6 weeks

Velda Classic Substrate Pond Gravel 60l This all-in-one coral nutrition supplementClassic 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