Volcanic Rocks 25 kg Black 10 30 cm vidaXL

ManoMano

General description The volcanic rocks are a perfect addition to the bottom of your fish tank or aquarium, helping you create a beautiful underwater world. These 100% natural volcanic lava rocks are safe and will not affect the water's pH or chemistry, making them suitable for both fresh and saltwater environments. With their beautiful natural shaping, they provide a colorful and detailed focal feature to your aquarium. Additionally, these volcanic stones serve as natural biological filters that improve water quality, boost oxygen levels, and control nitrates for a cleaner and healthier habitat. They are also suitable for garden landscapes, planter beds, and other landscaping rock applications. Technical specifications Colour: Black Material: Volcanic rock Size: 10-30 cm Weight: 25 kg Other information

VidaXL

The volcanic rocks are a perfect addition to the bottom of your fish tank or aquarium, helping you create a beautiful underwater world! Natural material: The volcanic lava rocks are 100% natural and safe which won't affect water's pH or chemistry and are suitable for both fresh and saltwater environments.Decoration: With beautiful natural shaping, the lava rocks provide a colourful and detailed focal feature to your fish tank or aquarium.Biological filter: These volcanic stones make for great natural biological filters that improve water quality, boost oxygen levels, and control nitrates for a cleaner and healthier habitat.Wide applications: The volcanic rocks are also suitable for garden landscapes, planter beds, and other landscaping rock applications.