Steel Female Dome Cover Steel,ISO9001 1.Hot-Dipped Galvanization,Black Enamel 2.20mm,25mm,32mm 3.BS4568 and BN50086 Standard Item:Steel Female Dome CoverMaterial:SteelFinish:Hot-dipped galvanization,Electro galvanizing,Black EnamelSize:20mm/25mm/32mmSteel female dome covers,to BS4568 and EN50086 standards.Best quality and reasonable price.We can produce the steel female dome cover according to ...