Adjusts from a minimum of 7 3/4" to a maximum of 12 7/8" wall thickness, and fits between standard wall studs. If wall is over 11" thick, an Extension Shield must be used, adding up to an extra 16". Interior trim ring is painted black. Must be installed with DuraPlus HTC chimney pipe horizontally within the Wall Thimble. Must extend a minimum of 2" into the room.
DuraPlus HTC is a double-wall, all-fuel chimney system for Canada for use with wood stoves, fireplaces, and appliances using wood, oil, gas or coal. The insulation maintains a barrier that will not shift or settle and the wall keeps the exterior cool, while ensuring high temperatures for optimum draft performance on the inside.