Recaulk the corner flashing if any areas have hardened caulk.
How to fix a leaking lean to roof.
Insert a nail in the hole where water is leaking through the roof.
Start low soaking the area just above where the leak appears in the house.
Carefully smooth out any curled back shingles then use a caulking gun to apply a dab of roof sealant under the raised corners.
If a leak is difficult to find enlist a helper and go up on the roof with a garden hose.
Isolate areas when you run the hose.
For example soak the downhill side of a chimney first then each side then the top on both sides.
The joint between a lean to roof and the house or building is sealed with a flashing strip.
Straighten and reattach curled shingles.
Step 2 place a bucket underneath the nail to catch the water as it runs down the nail.
Press the shingle down then use a trowel to cover the shingle s edges with roof cement.
If this joint leaks make sure the flashing strip is securely fixed to the house and to the corrugations of the roofing sheets.
Allow the primer to dry if instructed to do so by the packaging.
The problem of the leaking lean to roof becomes a simple repair solution with the application of c tec s water proofed sealant.
Clean the area around the damage to remove any debris.
The nail will provide a path for the water.
With its excellent adhesion to brick stone and concrete block it is ideal for using on all walls.
Over time the corners of asphalt shingles often begin to curl.
If the flashing is loose in the brickwork it should be rewedged and repointed.
Tools you ll need extension ladder nail bar and hammer aluminum screw nails 1 1 2 inch measure your nails first cordless drill with screw tip attachment galvanized steel screws 1 inch measure your nails first wire brush urethane roof cement plastic putty knife metal roofing base coat.
Replace any missing or rotted siding above the step flashing on dormers.
Liberally apply a coat of primer to the damaged area as well as the surrounding material.