Selkirk Sure-Temp TWK - 6 in. Thru-The-Wall Support Kit is designed for a wall-supported chimney system with a horizontal connector passing through an exterior wall and transitioning to a vertical run up the exterior wall to termination above the roof line. Kit components include a round top, 12 in. insulated pipe length, wall band, insulated tee with plug, finishing collar, wall support kit, chimney pipe adapter, and an insulated wall thimble.