One of the most common spots for roof leaks to appear is at the seam around a chimney. If you suspect your roof is leaking, have a professional inspect the area around your chimney to discover if that is the source of your difficulty. Most chimney leaks are caused by problems with the flashings surrounding the chimney. There are a few different types of chimneys. Some can be traditional brick, others may only have the circular chimney pipe coming straight out of the roof surf