Beautiful appearance: simple lines. Silver looks, modern trends.
The best drainage: water leakage area of 83.3%, more than two times the cast iron.
Anti theft design: glass steel cover plate and frame hinged connection, anti-theft, safe, easy to open.
Hot dip galvanizing: strong rust resistance, free of maintenance and replacement.
Save investment: large span. The heavy load, save the stolencrushed replacement costs than cast ironto.
High strength: strength and toughness is much higher than cast iron. It can be used in large span and heavy load environment at wharf, airport and so on.