Decoration for Fire Pit & Fireplace These black lava rocks have natural a porous surface, which can help spread the gas dispersion in all directions to improve the flame performance. It works great as a firebase underneath fire glass for fire pit or fireplace.
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Activate Oxygen Ions in Water and Optimize Water Feature Natural volcanic rocks can activate the oxygen ions in the water and promote the metabolism of plants and animals. The porous structure can absorb harmful bacteria, residues and harmful heavy metal ions to keep the water in the tank clean.
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Garden, Lawn and Walkway Decorations With an earthy, natural look, Lava Rock complements many landscapes by adding texture, color, and depth. It works well as a transitional rock between two landscapes. It adds an extra beauty as decoration for any leisure space like a garden, lawn and walkway.
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