Volcanic Stone 2.5KG
$10.90Price
Product: Volcanic Stone
Weight: 5x500gm
The Volcanic Stone is a high-density, porous volcanic stone with a rough surface and numerous structural voids. its is a biological probiotic culture filter material that can be cultivated according to the needs of the filtration purpose and is suitable for both aerobic and anaerobic bacteria. It can maintain water quality and absorb ammonia and organic toxic substances from water.