DuraVent DuraVent 18" Class A Chimney Pipe Chase Top Flashing

DuraTech Collection 18" Class A Chimney Pipe Chase Top FlashingWarranty Notice: M&G DuraVent warranty applies to this professional grade product only when installed by a trained professional installer. The DuraTech 18" Class A Chimney Pipe Chase Top Flashing encloses the top of a chase while providing a ventilation air passage from the chase. It is UL listed and includes spacer clips. Storm collar is not included.Features:Inner Diameter: 18"Outer Diameter: 20"Dimensions: 40" x 40"Includes Spacer ClipsSto...