some cities have passouts.when i do home remodels, it involves putting a collar aroun the chimney and running some diagonals down. you might have to put two or three collars, but the biggest i issue is to keep the his oric character. it's doable. you just need to know about it. you may be living next to one o these and knock on the neighbor's door and say i reall don't want to have your chimney in my bedroom after an aert quaik. >> yeah. let me mention we're looking at that chick any that has a singl brace. pat says it might take two or three. contractors often say i ool tak care of that problem for you. i say you shouldn't be asking your contractor to design the solution. you should be asking a licensed engineer or architect to design the solution and your contracto can bid on the design the architect has given you. contractors are not designers. their job is to read a set of plans and build it exactly that way. if a contractor says let me brace your chimney, you would say let me check with my engineer to see