Apply roof cement to any gaps or cracks.
Roof repair around chimney.
If leaking persists look for any gaps that you might have missed and apply more sealant.
To repair loose roof chimney flashing.
Turbo poly seal makes it easy to seal between the bricks and it makes a perfect transition from brick cement to metal or copper flashing.
Use masonry nails or screws to reattach the flashing tight against the chimney.
Chimney roof leaks are usually caused by gaps or cracks between the metal flashing used to join the chimney to the roof and the chimney.
Clean any leaves or other debris out of the gap between the flashing and chimney.
Consider a professional roof inspection missing flashing or a leak that you can t find may require help from a roofing contractor.
Water test the roof at the area of the chimney using a garden hose.
Renew flashing seals by chipping out the old mortar and caulking along the edges of the flashing.
I show how to repair chimney flashing using tar.
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A few easy steps to stop chimney flashing from leaking.
Use a chisel to remove any hardened roofing cement.
To repair chimney flashing leaks.
After the sealant dries test the repair by using a garden hose to run water around the chimney for 5 minutes.
Leaks in this area can turn into thousands of dollars of repairs.
Seal the seam between the cap and step flashing with urethane roofing cement or silicone caulking compound as shown at right.
Use special masonry caulk to seal the joints between the flashing and the chimney.
Apply a generous amount of roofing cement behind the flashing.