SELKIRK Sure-Temp Adjustable Pitched Ceiling Plate - Adjustable for various roof pitches from 0/12 to 6/12. Covers 2" space around chimney where pipe passes through a sloped ceiling for an attractive finish. Matte black finish. No assembly required. - Size: 6", Roof Pitch: 0/12 deg to 6/12 deg, Width: 16-1/2", Length: Adjustable 19" - 30", Color: Matte Black, Material: Galvanized Steel, For Use With: Model SSII, Pkg Qty: 1