Location: Metal round chimney pipe end Protects chimney ducts from rain and snow Its rigid design and reliable mounting method make the cap as durable and aesthetically pleasing as a chimney cap Unique Installation Method: No tools required, making it a good solution for all chimney pipes Optional Size: 2.8 - 9.8 inches (70 - 250 mm); Material: Stainless Steel; (You can adjust the screw to loosen the tightness during installation) Made to use for various roof pipes, as a - flue cover, heating vent cover, stove pipe cap and as chimney caps.