Product Description • C45 concrete • diameter less than 20mm gravel • diameter 12mm reinforced reinforcement • diameter 6mm ripstop hot-dip galvanized Steel reinforcement • not less than 18KG/M3 waterproof Foam • stainless Steel embedded parts • concrete waterproof coating • glass fiber and antifreeze etc
Product Characteristics • High Strength of Structure • Durability • Good stability • fireproof