aquatic filtered volcanic stone
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Bulk Red Lava Filter Stone
1. Volcanic stone has good water retention, no secondary pollution, and good air permeability can provide trace elements. 2. The volcanic stone is mini porous, which can prevent soil from compacting, prevent root rot, loose and breathable. 3. Volcanic stone can be used as plant pavement, planting soil, flower pot bottom, aquarium bottom landscaping, garden landscape scenery and other multi-purpose use.
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