The DuraTech 6 x 24 Class A Chimney Pipe Square Ceiling Support Box with Reduced Clearance is used to support chimney pipe and provides a positive connection between support box and chimney with a built-in twist lock. Suitable for both flat and cathedral (A-Frame) ceiling applications.Fits between standard 16 on-center joists and most manufactured home applications Supports up to 60' of DuraTech Chimney Use adapter to attach DVL or DuraBlack to the support box A 2 wide trim collar is included Painted blackADA Compliant: No Collection: DuraTech Finish: Black Fuel Type: Coal, Gas, Oil, Wood Height: 10 Inside Diameter: 6-1 4 Material: Galvanized Steel Outer Diameter: 9 Pipe Class: Class A Pipe Shape: Square Style: Functional Vent Construction: Double Wall Weight: 13 Width: 10
