amerivent 6hs-wtp chimney wall thimble, galvanized steel, galvanized - Description

Highlights: 3 wall Size: 6" Width: 18" Inside Diameter: 9" Outside Diameter: 13" Finish: Galvanized Adjustable from 4 1/2" to 8" Used with tee branch and chimney section to provide proper clearance to combustible materials Matte black painted surface for interior wall eliminates need for trim plate Standards: UL Listed