Draft King CBO10 Round Bolt On Black Galvanized Steel Single Flue Chimney Cap, 10" Diameter 3/4" Mesh Black 10" Diameter is up for auction in Patio, Lawn & Garden. The current bid is $2.00, 98% below the $89.98 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.