COLPHENE LM BARR Spray is a single component, 95% solids content, liquid applied, moisture curing elastomeric waterproofing membrane. COLPHENE LM BARR Spray 's STPE moisture cure technology forms a continuous, tough elastic seal to the substrate that withstands extreme cold and high temperatures without cracking or softening. COLPHENE LM BARR Spray is ideal as a positive-side waterproofing for sealing foundations. It can also be used in between slab waterproofing, equipment wells, and other underground construction.