To get an ideal potting mixture, add one part of the compost and coarse sand with one part of the coir peat brick. Briquettes are perfect for a variety of flowering and vegetable plants Type= LOW EC (Washed) Electrical Conductivity (ms/cm)= below 0.5, PH= 5.5 to 6.5, Moisture=15%, Dimensions -LXBXH (CM)=20x10 x5, Weight (GRAMS)= 500 gms Expansion (Liters)= 8 to 9