But if the amount of efflorescence on your chimney is excessive, it may cause concern. Some efflorescence could be caused by ...

The brick makes me think of the people I worked with at the factory from 1966 - 2000 and what hard work and fun it all was. The chimney was a conventional cylindrical style and made of brick.

A 1' x 1' portion of the homeowner's roof was destroyed by the lightning, as well as some damage done to the brick chimney.