During a hard rain you might also see.
New felt roof leaking.
If this technique is not possible below are other ways to detect a leak on a flat roof and remember to clearly mark the area of the leak when you find it.
An ice dam occurs when snow melts and the water freezes when it hits the colder edges of your roof.
The majority of roof leaks especially on new roofs take place around protrusions in the roof.
This roof leaks during the snowy part of winter and during storms in the summer certainly due to poor flashing.
Sometimes water leaks behind walls and leaches straight into your hardwood floors or floor underlayment and causes damage there as well.
Next it s time to.
Slow roof leaks sometimes show up in the strangest places too like water leaking from wall outlets or light fixtures.
Dig out any cracked or dry caulking that isn t properly sealing adjoining surfaces and replace with silicone caulk.
Roof vent pipes are common areas for roof leaks.
Recaulk the corner flashing if any areas have hardened caulk.
Ice dams if your roof seems to only leak during winter this is probably due to ice buildup at the roof s edge specifically ice dams.
When this happens water produced when snow starts melting is prevented from being drained due to the blockage.
Instead of replacing the felt roof we decided to use a product call.
As a result it will seep through the roof and cause leaks.
A roofing contractor doesn t need to be threatened in order to fix a roof leak any more than you need to sit in a corner until you pay that overdue light bill.
Water leaking behind your gutters.
A quick scan of your roof from the ground may also yield some information as well.
Roof vent pipes from plumbing or exhaust vents penetrate the roof and are usually sealed using a collar style flashing made out of a flexible material like epdm rubber or flexible pvc.
The soffit that meets the roof is one of the toughest areas to waterproof.
Replace any missing or rotted siding above the step flashing on dormers.
We had a problem with our shed workshop flat felt roof leaking and needed a quick repair.
In the photo you can still see signs of an ice dam.