Crown cracking occurs from moisture being absorbed by the crown and then freezing. The freezing expands the moisture and evently will produce cracks in the crown. All crowns in the Chicagoland area will crack, it’s just a matter of when.
Masonry Crown Cracking
Posted by admin on September 19th, 2011
Posted in Blog, Services 
Tags: Chimney Department, chimney service, crown coat, crown crack, crown cracking, crowns, masonry crown, masonry crown crack 
No Comments »3rd Stage Creosote
Posted by admin on September 12th, 2011
Glazing, also known as 3rd stage creosote, is basically unburned carbon that is very dangerous. If it gets too hot it can combust and become the catalyst for a huge fire. This level of creosote can be caused by burning too wet of wood or wood having a moisture content greater than 10-15%. If the [...]
Posted in Blog, Services Tags: 3rd stage creosote, Chimney Department, chimney sweep, chimney sweeping, creosote, glazing, grates No Comments »Installing a Chase Cover
Posted by admin on July 26th, 2011
Most chase covers installed at the time of original construction, were built of a very thin 30 gauge sheet metal, which was bent on the construction site, usually by hand. This resulted in a poor fitting cover that did not allow for expansion, contraction, or proper water shedding, causing excessive wear, rusting and leaking into the chase [...]
Dryer Vent Cleaning
Posted by admin on July 26th, 2011
Having your dryer vent cleaned improves efficiency of your dryer installation. The Consumer Product Safety Commission reports dryer related home fires are on the increase.
What is CrownCoat?
Posted by admin on July 5th, 2011
A customer recently called asking if he can apply CrownCoat by himself and if he could can he purchase this CrownCoat from the Chimney Department. The answer is no, CrownCoat is a product that repairs damaged chimney crowns and it needs to be applied by a contractor. Preferably by a masonry contractor or a Certified [...]
