Suitable for use for interior and exterior applications on basement foundation walls. EVXD rigid insulation has drainage channels every 2” on centre, 10 mm depth. Drain side to be applied against the concrete to allow for moisture drainage to the bottom of the wall. Helps to meet the SB-12 requirement for Continuous Insulation (ci). Available in various densities and R-values to suit any project. 4’ x 8’ sheets standard.