Hart & Cooley 8" Adjustable Wall Support (8TLCAWS)

Used to support the chimney on a through-the-wall installation Includes top plate, side brackets, hardware, non-twist-lock insulated tee cap, and a long L-bracket to hold tee cap in place 2" to 6" clearance away from wall. Supports between 30 feet and 74 feet of chimney, based on size and orientation. See instructions for specific heights