Cold Applied Polymer Modified Asphalt Waterproof Coating For Engineering Projects Product Advantages Excellent film elasticity: Polymer‑modified formula, cured film has good elongation to accommodate minor substrate cracking and deformation. Superior waterproof sealing: Liquid applied, seamless continuous waterproof film to block capillary pores. Good substrate adaptability: Applicable on damp substrates, strong adhesion to concrete, cement mortar and partial metal surfaces.