A leaky wet wall will have a cooler temperature than the surrounding wall.
Wet attic walls.
Often this is first noticed when re shingling.
If you have ever noticed that the inside walls of your home are wet and actually appear to be sweating you probably have an issue with high humidity.
Attic water damage home water damage household water damage wet insulation.
Coping with wet insulation.
What to do about a wet attic.
This moisture can make your walls feel wet as it is prone to causing damp patches on walls after heavy rain.
Alternatively internal insulated dry lining can be.
High levels of humidity inside the home cause moisture to condense on the walls and sometimes the windows as well.
Find the cold leaky part of a wall with an infrared camera.
If the fiberglass within your wall cavity or in your attic becomes wet from a leaky roof or burst pipe it will lose insulating effectiveness until the material dries.
Moist or wet insulation.
Train an infrared camera on a wall with a leak and look to see which section of the wall is the coldest.
There are many signs that an attic is wet.
Depending on how tight a house is constructed and the outside temperature even a relative humidity of 30 percent may be too high.
Mold may even begin to grow causing a musty smell or worse health problems.
You may even see water flowing onto the floor from the edge of the wall.
Infrared cameras detect heat and can indicate the temperature of a wall.
During that time it will also degrade wooden structure and trigger attic mold growth.
If the surface of the foil is wet after 24 hours you have condensation.
Eventually this moisture can seriously damage your walls or foundation.
The addition of pumped cavity wall insulation can help and external insulation will keep the structure warm while sealing the outer walls.
If the attic has blown in cellulose check to see if.
Prolonged wetness will rot out the roof sheathing.
If you have ceiling leaks only in the spring it may be that ice has been forming on the sheathing all winter and it suddenly melts when a warm spell arrives.