This premium grade of fiber has a low EC of 0.4 and is specifically produced for the hydroponic market. The 5kg bricks expand quickly in aproximately 3 to 5 minutes and can be expanded in nutrient solution for instant transplanting. Each brick will fully expand to approximately 65 litres. The low compression means that the porosity and air and water ratios remain intact and they expand quickly and evenly.
The General Hydroponics Coco Brick is the most economical premium compressed coco on the market and is easy to freight and store.