The DuraTech 5-6 Class A Chimney Pipe Round Trim Collar for Round Support Box conceals the gap between the Round Ceiling Support Box and the ceiling cutout. Trim collar is painted black.Fuel Type: Coal, Gas, Oil, Wood Inner Diameter: 9-1 8 Material: Galvanized Steel Pipe Class: Class A Pipe Inside Diameter: 5 - 6 Pipe Shape: Round Style: Functional Trim Collar Thickness: 1 2 UL Listed: Yes Vent Construction: Double Wall Weight: 2.5 Width: 17-1 2
