<Li> A drainage plane between the WRB and the insulation board that is most commonly achieved with vertical ribbons of adhesive applied over the WRB </Li> <Li> Insulation board typically made of expanded polystyrene (EPS) which is secured with an adhesive or mechanically to the substrate </Li> <Li> Glass - fiber reinforcing mesh embedded in the base coat </Li> <Li> A water - resistant base coat that is applied on top of the insulation to serve as a weather barrier </Li>

Exterior insulation and finish system (eifs)