Problems
A Musty Smell Coming From the Attic
A musty attic smell is trapped moisture announcing itself early — usually poor ventilation, a small leak, or damp air pushed up from below.
Category · Page 5 of 5
Problems & Warning Signs
More Problems guides · page 5
Problems
A Downspout That Froze and Split
A split downspout is evidence, not cause — water was trapped inside when it froze. The fix is stopping water from standing there.
Problems
Moss Grows on Only One Side of the Roof
Moss on a single slope reveals where your roof stays cool, shaded, and slow to dry — a map of moisture worth reading before you scrub.
Problems
A Gutter That Overflows at Just One Corner
Overflow at one consistent corner isn't random — it marks the low point where a blockage, lost slope, or roof valley concentrates the water.
Problems
Dark Drip Marks Under the Windows
Vertical streaks under window corners map where water runs off the sill or gets in around it — sometimes cosmetic, sometimes a leak.
Problems
The Siding Rattles or Sounds Loose in Wind
Rattling, humming, or banging siding points to loose panels, lost interlocks, or nailing that ignored the room the material needs to move.
Problems
Paint Won't Stick to the Fascia
Paint keeps failing on the fascia because the board is wet from behind — repainting without fixing the moisture just repeats the failure.
Problems
Water in the Basement After Heavy Rain
A basement that floods only after heavy rain is signaling an outdoor drainage problem — usually one you can trace and address from the surface.