24" tall. Specifically designed to work with DuraTech pipes. DuraVent DuraTech 6" square ceiling support box. At the ceiling, it transitions from the DuraTech chimney portion to the interior stovepipe. A vent pipe with a 6" inner diameter is required for this unit. Complete your DuraVent installation with this DuraVent DuraTech 6" Square Ceiling Support Box for Close Clearance. This support box is 24" tall and is compatible with DuraTech pipes and components with a 6" inner diameter. It's ideal for cathedral or flat ceilings, as well as any other condition requiring close clearance. Dura-Vent DuraTech engineers incorporate a 2" wide trim collar with this Square Ceiling Support Box.

Measures 24 inches tall Designed for use with DuraTech pipes DuraVent DuraTech 6" diameter square ceiling support box Makes transition from DuraTech chimney section to interior stovepipe at the ceiling