Dig out any cracked or dry caulking that isn t properly sealing adjoining surfaces and replace with silicone caulk.
New shed roof leaking.
Sometimes the water shows up at a ceiling spot distant from the leak.
Recaulk the corner flashing if any areas have hardened caulk.
You ll need to check for any discoloration to the structure particularly stains and darker patches.
Check the sides of the shed for dark patches or streaks as this may indicate dripping or running water.
The shingles are damaged or missing.
Often water runs to openings in the vapor barrier such as at ceiling light fixtures.
The majority of roof leaks especially on new roofs take place around protrusions in the roof.
I decided to get it re felted and chose a heavy grade that would see me out.
If your ceiling has a plastic vapor barrier between the drywall and the attic insulation push the insulation aside and look for flow stains on the plastic.
Replace any missing or rotted siding above the step flashing on dormers.
If you notice a shed roof leak the first thing to do is to start looking for the missing shingles.
One of the most common reasons a shed roof leaks is the same as your home s roof leaking.
Leaking shed roof the felt on out 7 x 7 ft pent roof shed lasted about 7 years before one of the overlaps started letting in water partly along the line of the overlap.
In other words skylights stack lines chimneys and valleys are the most common places to see a leak if the tiles themselves are in good shape.
If you catch it early enough and find the hole you can simply hammer new shingles in place of the old ones repairing the shed roof leak.
A local gardening firm re covered it but didn t seal the overlaps.