Pith is also washed manually with fresh water to bring electrical conductivity to a desired level. Washed pith is examined for its salt content and pH values. Once pith is reached at desired level of EC and pH, it is brought for screening. During this process fiber chunks and other impurities are removed. Enviro Garden Coco Elite (Washed) OMRI Listed Enviro Substrates / Enviro Coco Peat Washed is a clean product that is free from harmful parasites and diseases, and we guarantee to deliver the best possible medium available to you. Approx : Dimension 30 x 30 x 15 cm Average Weight 5 Kg. Moisture (Approx) <20% Logistics Loadability container 20' HC, Floor Loaded 12 Metric Tonne