Product Description 8" inch, 8T-PCK, Pitched Ceiling Kit. For installation of a chimney in a cathedral or pitched ceiling, such as standard A-frame construction. Provides all necessary parts for a complete installation with the exception of the required insulated pipe lengths and an adjustable flashing. Includes round top, storm collar, roof support package, finishing collar and smoke pipe adapter with coupler and an adjustable pitched ceiling plate. From the Manufacturer 8" inch, 8T-PCK, Pitched Ceiling Kit. For installation of a chimney in a cathedral or pitched ceiling, such as standard A-frame construction. Provides all necessary parts for a complete installation with the exception of the required insulated pipe lengths and an adjustable flashing. Includes round top, storm collar, roof support package, finishing collar, and smoke pipe adapter with coupler, and an adjustable pitched ceiling plate.