VIDAXL Volcanic Rocks Aquarium Filter Decor 10kg Black

VIDAXL

Create a stunning underwater world in your fish tank or aquarium with these 100% natural volcanic lava rocks. Not only do they provide a beautiful and natural focal point, but they also act as an excellent biological filter, improving water quality, boosting oxygen levels, and controlling nitrates for a cleaner and healthier habitat for your aquatic life. Safe for both freshwater and saltwater environments, these versatile rocks can also be used for garden landscaping and planter beds. Key Features: - 100% natural volcanic lava rocks - Enhances aquarium aesthetics - Promotes biological filtration for improved water quality - Suitable for freshwater and saltwater tanks - Also ideal for garden and landscape use Product Summary: VidaXL Volcanic Rocks are natural, black lava stones perfect for aquarium decoration and biological filtration. Each rock measures 2x2x2 cm and comes in a 10kg bag, suitable for both freshwater and saltwater environments. These rocks help improve water quality by filtering nitrates and increasing oxygen levels. They are also versatile for use in garden landscaping.