... zinc&aluminum galvanized Popular Color: deep red, sea blue, bright blue, grey Colored Steel Roof Tile: zinc or zinc& ... aluminum galvanized Popular Color: deep red, sea blue, bright blue, grey, light green and yellowDetailed Specification: thickness0.2~ ... boardThe polystyrene density5 ~ 35 (kg/m³)Popular colorOcean blue, Deep red, Gray, TephrosiousGuarantee Period15~20 yearsCharacterLight in ...