SOUND DUR Polyurethane Soundproofing Spray Foam - Open cell foam is a soft, flexible, spongy insulation with broken cell walls that allow air to easily move between the cell walls and fill them. It has very low Overview Description SOUND DUR Polyurethane Soundproofing Spray Foam - Open cell foam is a soft, flexible, spongy insulation with broken cell walls that allow air to easily move between the cell walls and fill them. It has very low density, lower R-value than closed cell foam. Application Hotels, Administrative complexes, Buildings, Amphitheaters and recording rooms, Meeting halls. Advantages SOUND DUR Ease of installation and easy implementation, Non-intrusion of disturbing sounds from outside into the building, No need to make cracks on the wall, floor, attic (spray is applied directly on the surface), Can be used in spaces that are difficult to access (narrow spaces, seams in doors and windows, etc.), No entry and penetration of insects and rodents (due to the complete covering of seams and gaps), Environmentally friendly, Creating a sound barrier against low and high frequencies. AddToCartModal ×