This is the basic rule of thumb for plumbing, drainage and how things abut outside any structure - water flows downhill.
After continued leaking in a unit in a two-year-old condo building, they wanted an investigation.
Certainly a spot is evident in the corner of the unit.
The moisture meter registers 100% moisture, so it is an active leak.
Not large, it does drip and the homeowner has put a string there to wick the dripping into a bowl on the floor.
And the culprit?
Immediately above is a doorway to another unit.
It's the rear door to a patio.
Standing on it the incline is toward this door. A repair was made, which has cracked since. This location is about 18" from the thermal image above.
Incline + water + crack = moisture inside.
My recommendation: this was not the only unit with leaking. A thermal camera can provide definitive information when there is continued moisture. It's best to do an inspection as soon after a storm as possible. And even slow, small leaks can be found. Water is difficult to evaluate no matter what! Sometimes a leak on the left will demonstrate drips or stains on the right, with the water finding a convenient path. Why does it follow that path? Because water flows downhil...
Jay Markanich Real Estate Inspections, LLC
Based in Bristow, serving all of Northern Virginia.
Office (703) 330-6388 Cell (703) 585-7560