Learn about common causes such as improper installation and damaged flashing, and find practical solutions to fix leaks effectively. Diagnose leak vs condensation, use a step‑by‑step water test, then clear weep holes, re‑caulk the perimeter, or re‑seal glazing Know when to call a pro. Transom windows leak #1 by armandd » tue oct 20, 2009 2:38 pm we purchased a new home in plainfield, illinois in october 2007 with “visions” vinyl single hung windows with a transom above. Vinyl window leaks under transom windows can occur due to improper installation, damaged flashing, or gaps in the sealant Inspect the area thoroughly to identify the leak source.
If you have leaking windows, you’ll want to find out why your windows are leaking and how to fix them quickly Leaky windows aren’t only a nuisance, they’re a repair item because moisture can cause problems to your home, especially a basement window See what you should do with leaky windows to fix the problem. Look at your window seal The glass of your window should be solidly sealed to a rubber or vinyl gasket within the frame If the pane has loosened over the years, renew the seal, using transparent silicone caulk
