RV window weep holes help collected rainwater drain outside. Learn how to identify the openings, clear accessible debris and check drainage without damaging the frame, plus the signs that point to condensation or a leak that needs further diagnosis.

RV water intrusion diagnosis is more reliable when you separate rain leaks from plumbing, test one exterior zone at a time and record the first wet point. Learn how to trace the source before adding sealant or repairing visible damage.