Solid Frame Chimney Cap - 304 Stainless Steel - Stackable 3/4" Mesh

304 Stainless Steel Solid Frame Chimney CapStackable 3/4" Mesh (Lifetime Guarantee)  Solid, reliable heavy-duty all 304 stainless steel, 24-gauge stamped lid, 18-gauge expanded metal mesh, and 18-gauge roll formed base. Comes in either single, 2-Pack or 4-Packs for economical shipping and storage. Guaranteed for a lifetime of trouble free service! Note: Dimensions adjust to fit up to 1" larger and 1.5" smaller (2.5" adjustment). Note: Sizes 8x21 (SKU 368) and 8x27 (SKU 369) are not stackable; they come in singles only.