When a vapor barrier is on the side of a wall where the dry air is i e outside in winter or inside in summer moisture problems can occur.
Visqueen vapor barrier basement walls.
Use the right vapor barriers.
Should i install a vapor barrier in my basement.
The science of moisture movement.
A vapor barrier reduces the movement of water vapor by diffusion.
A common question people have when finishing a basement is should i use visqueen or plastic sheeting on one side or the other of the framed basement walls the answer is no.
Plastic will prevent moisture from moving through the wall.
Because of this you ve likely asked yourself.
The main concerns are condensation and drying potential.
Unlike cellars basements need to be dry comfortable environments that effectively keep out any possible contaminants.
As we mentioned earlier the basement is naturally humid because of its lower.
In exterior walls that are below grade like basement walls.
1 on the interior wall between the heated and unheated portion of the basement i would not use with a vapor barrier.
In winter the dew point of the interior air is typically about 50 f assuming an air temperature of 70 f and a relative humidity of 50.
The standard installation of a plastic vapor barrier is between the studs and the drywall but there are some exceptions to this.
Thus installing vapor barriers on wall surfaces must.