Duravent 6" Diameter DuraTech Wall Thimble - 6DT-WT

Adjusts from a minimum of 5 1/2” to a maximum of 9 1/2” wall thickness, and fits between standard wall studs. To accommodate thicker walls, the telescoping pieces can be extended up to 16” with a field-fabricated extension installed. Interior trim ring painted black. Must be installed with DuraTech chimney pipe horizontally through the wall and extend 6” into the room beyond the interior wall