Patching Chimney Flashing

Use masonry nails or screws to reattach the flashing tight against the chimney.

Patching chimney flashing.

Before going up on the roof to do the replacement it is recommended that measurements are taken around the chimney so that the flashing can be ordered. Materials required 26 gauge galvanized sheet steel for prefabricated pieces drive in expanding anchors galvanized coil stock galvanized front base flashing galvanized step flashing polyurethane caulk self adhering roofing membrane ice and water barrier. Chimney flashing can allow roof leaks in the transition area between the chimney and the roofing materials. Use a chisel to remove any hardened roofing cement.

Give us a call at 301 530 4262. Any such leaks can be quite frustrating to diagnose. Apply a generous amount of roofing cement behind the flashing. It is attached to one side of the chimney and one side on the roof.

Clean any leaves or other debris out of the gap between the flashing and chimney. Small holes or corroded spots in flashing can be easily repaired. Chimney flashing is usually found under the shingles at a 90 degree angle. To repair your flashing with flashseal you first need to clean the area of any dirt and debris to allow the product to work as efficiently as possible.

After the clean area dries apply a thin base coat of flashseal that covers the entire flashing area and extends a few inches above the flashing line. The only way to repair flashing is to replace it.