3/4" Stainless Steel Mesh 16" Wide x 96" Long - This Stainless Mesh is the same fine quality mesh that's used in the construction of Gelco Chimney Caps. Sometimes you'll come across chimneys with decorative stone or brick tops where you cannot install a traditional chimney cap. To provide spark and animal protection, we offer this Stainless Mesh. Stainless Mesh is made of heavy, 18ga. stainless steel.