Protect your chimney with a single flue, bolt on chimney cap. These quality caps are constructed of 100% stainless steel and feature 3/4 inch mesh and 8 inch screen height. Flue caps adjust to fit 2-1/2 inch of flue deviation.
Usage: Use on 18×18 inch flues
Dimensions: Base O.D. = 19×19 inches; Lid Size = 25×25 inches; Fits flue sizes = 17×17 to 18.5×18.5 inches.
Notes: Bolt on / adjusts to fit 2-1/2 inches of flue deviation.