Berri premium coir substrate blocks are made by blends of first quality coco peat and chips. It an ideal growing media for all hydroponic gardening plants. The selected coco raw materials are many times washed, blended without fine dust particles to make coir naked flat slabs and naked blocks. Balanced pH (5.5-6.5) with very low EC and Sodium (Na) content. Graded Coconut coir fibre and husk chips materials are compacted as a blocks. lightweight and easy to handle. Customized size and mixing.