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Ductile Cast Iron Manhole Covers Concrete Polymer

About Our Ductile Cast Iron Manhole Covers Concrete Polymer:

• Ductile Iron    
• Hinge Type (available)
• Single seal / Double seal (available)     
• Lock(available)
• Closed key hole (available)     
• Recessed type (available)          
• Two lifting Key holes (available)
• Double triangular (available)
• Cut-corner Design (available)