QuietCure UltraSeal Acoustical Underlayment is a professional grade underlayment created using cross-linked polyolefin foam. Quiet Cure underlayment can be used in many applications including laminate, engineered and solid hardwood installations. Quiet Cure has a robust sound deadening ability, ranking as one of the highest underlayments on the market. Quiet Cure underlayment comes with self-adhering tape to make it easy to handle and install. Moisture barrier properties will protect your investment by ensuring the proper permeance rating is met for all flooring installations.