Description AlinO-Dampro is a dimpled, heavy-duty plastic membrane for concrete and slab-on-grade floors that helps to keep moisture out of your basement. The membrane provides a significantly more comfortable floor. AlinO-Dampro protects sensitive materials by providing a reliable capillary break and vapor barrier. In a conventional basement, dry air in the living space acts as a “magnet” for water vapor migrating up through the concrete. Waterproof floor underlay ideal to protect home from mold/mildew Protect your basement floor from water damage Help to maintain your floor temparateure due to air gap