Duravent 6" Diameter Duraplus 2100ht Stainless Steel Wall Thimble

Adjusts from a minimum of 4-1/4” to a maximum of 7-1/4” 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 DuraPlus chimney pipe horizontally through the wall and extend a minimum of 2” into the room beyond the interior wall. For adapters, see DVL and DuraBlack section.