USG Levelrock® Brand SAM-N12™, SAM-N25™ and SAM-N40™ Sound Attenuation Mats provide an economical method of improving the IIC and STC ratings of a variety of subfloors. Thicknesses of 0.125 in. (3.2 mm) for USG Levelrock SAM-N12, 0.25 in. (6.35 mm) for USG Levelrock SAM-N25 and 0.40 in. (10.2 mm) for USG Levelrock SAM-N40 sound attenuation mat, allow for customization of the floor specification to address overall floor thickness limitations and building code sound requirements, making them ideal for multi-family wood frame construction.

• Sound tests were conducted in an NVLAP-accredited laboratory
• Made from a durable nylon polymer with a special moisture control backing
• Installed by USG Levelrock authorized applicators