Types of Fence Decoration: Wrought Iron Fence Ornaments and Cast Iron Elements. Even though the main function of metal fences is keeping home, garden, office, etc. safe, everyone wants his or her fence to look beautiful. This is possible with wrought iron fence ornaments and cast iron decorative pieces. Wrought Iron Fence Ornaments and Cast Iron Decorative Pieces Please note: You are currently browsing img wrought iron tube decorative garden fence design buy that is 600x600px in size. This image is listed in decorative iron garden fencing category. Wrought Iron Fence Ornaments and Cast Iron Decorative Pieces, 600x600 in 109.64 KB.