Vertical-Grade, Two-Component, 100%-Solids, Cold-Fluid-Applied Structural Waterproofing Membrane Planiseal CR2 V is a fast-curing, 100%-solids, cold-fluid-applied, two-component, elastomeric polyurethane structural waterproofing membrane that will not shrink and is VOC-compliant in virtually all municipalities. It is designed for use in several detailing applications for the MAPEI waterproofing systems Planiseal Membrane SA and Planiseal CR1. Very low in odor, Planiseal CR2 V is well suited for use in and around occupied spaces. This vertical-grade membrane can be used in vertical applications as well as horizontal applications, maximizing versatility. Planiseal CR2 V can be applied by roller, brush or trowel.