ADVANCED HYDROPONICS

XL brick 5 kg, hydrate the brick with 11 L of water and obtain a minimum of 70 L of coco soil Small brick 650 grm, hydrate the brick with 4 L of water and obtain a minimum of 11 L of coco soil. Washed in Salt Free waterFree of All impuritiesBufferedLow ECExcellent AerationEco Friendly..