Ice dam forming on the roof
Steps
- From the ground, rake the snow off the lowest 1–1.5 m (3–5 feet) of roof after each storm; no snow, no meltwater, no dam. Never stand on a ladder to do it.
+5 more steps in the full guide
Stop and call a pro if
- the dam has already pushed water into the ceiling or walls — the roof edge needs ice-and-water shield when it is next reroofed