The Water Control Layer (Below Grade)

Photo Source: Summerhill
Photo Source: Summerhill


Materials:

  • Polyethylene
  • Rigid foam insulation. (Closed cell or other rigid foam insulation that is unaffected by moisture)
  • Paint or spray applied asphalt emulsions
  • Sheet materials, such as some house wraps and building papers
  • Specially designed/engineered foundation membranes or products

Placement/Location:

Foundation walls and slabs