DuraVent DuraVent 12" Inner Diameter - DuraTech Class A Chimney Pipe - Double Wall - Wall Thimble

DuraTech Collection 12" Class A Chimney Pipe Wall Thimble Warranty Notice: M&G DuraVent warranty applies to this professional grade product only when installed by a trained professional installer. The DuraTech 12" Class A Chimney Pipe Wall Thimble This wall thimble for DuraTech 10" - 24" double wall chimney pipe is used to provide clearance to combustibles. adjusts from a minimum of 4” to a maximum of 10” wall thickness, and fits between standard wall studs. To accommodate thicker walls, the telescoping ...