When inspecting up the smoke chamber, there should be a masonry joint where the smoke chamber transitions to the chimney flue liner. This joint should be parged smooth to prevent smoke from seeping between the flue liner and exterior brick. As smoke cools, creosote forms. Therefore, the smoke can seep into these holes and form […]
Chimney flashing is connected to the chimney and slides under the shingles to prevent water from leaking through the roof/chimney intersection. The flashing can be interlaced in the shingles or can slide directly into the shingles. When inspecting the flashing. You should look for signs of water penetration. The flashing can rust, deteriorate, be improperly […]
Chimney crickets are required when the chimney is over 30 inches wide. The photo above shows a chimney that is nearly 60 inches wide. The water will drain down the roof and will cause leaks under the roof shingles near the center of the chimney. Inspecting the width of the chimney is important to determine […]
The chimney requires more point up. The joints below are not pointed and the ones above have been newly pointed. Water damaged mortar joints can be pointed at just areas of deterioration.
Mold – black stains is mold. Water saturates brick from thin crown Mold – The first few courses of brick have dark mold stains.
When you inspect the exterior brickwork of a chimney, there are a few different issues a chimney technician should look for. Here are issues regarding chimney brickwork. 1) Cracked brick 2) Spalling brick 3) Deteriorating mortar joints 4) Loose brick 5) Molding brick or mortar joints Water is the biggest enemy of a chimney. Water […]
Masons who do not properly fill the holes in the brick that form the drip edge are constructing a chimney that will leak. If the drip edge is filled with masonry but is cracking then it can be repaired similar to a cracked crown. In cases like above, the holes need to be filled with […]