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CHIMNEY REPAIR
Damaged Chimney
Building back up
Damaged Chimney
The concrete slab on top is called the Chimney Crown. It has a lot of cracks and causing water to find its way in. With the freeze-thaw in time it gets much worse. This needs to be replaced and some courses of brick need to be re pointed.
Tearing it down
Building back up
Damaged Chimney
The damage was torn down. We had to replace the Lead Flashing.
Building back up
Building back up
Forming the new Crown
Had to replace a couple of Flues. Now we build back up.
Forming the new Crown
Finished Chimney Crown
Forming the new Crown
Forming a new Crown. 1/4" x 1/4" drip edge is installed in the frame. The rubber flashing is your Bond Break. The insulation around the flue is very important not to allow the cement to touch the flues. The flues heat up faster then the concrete. That's what causes the Crown to crack.
Pouring the Crown
Finished Chimney Crown
Finished Chimney Crown
Rebar is set in the concrete for reinforcement.
Finished Chimney Crown
Finished Chimney Crown
Finished Chimney Crown
The Crown is pitched so rain runs off. 1/4" Silicone around the Flues