Roof Vent KitWoodburning fireplace roof vent kit. Designed for use with FMI woodburning fireplace pipe. Roof vent kit includes: (1) 2 IN firestop spacer, (1) 0 to 6/12 pitch roof flashing, 1 storm collar, and 1 round-top termination cap.View Desa Internationals website for details and warranty information on this product.